1145025693378 has 64 divisors (see below), whose sum is σ = 2957289984000. Its totient is φ = 321605273232.

The previous prime is 1145025693347. The next prime is 1145025693379. The reversal of 1145025693378 is 8733965205411.

It is a happy number.

1145025693378 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 0 + 2 + 569 + 3 + 3 + 78 = 666.

It is a super-2 number, since 2×1145025693378² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1145025693379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25648618 + ... + 25693221.

It is an arithmetic number, because the mean of its divisors is an integer number (46207656000).

It is a 1-persistent number, because it is pandigital, but 2⋅1145025693378 = 2290051386756 is not.

Almost surely, 2^{1145025693378} is an apocalyptic number.

1145025693378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1145025693378 is an abundant number, since it is smaller than the sum of its proper divisors (1812264290622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145025693378 is a wasteful number, since it uses less digits than its factorization.

1145025693378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51341916 (or 51341910 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

It can be divided in two parts, 1145025 and 693378, that added together give a triangular number (1838403 = T₁₉₁₇).

The spelling of 1145025693378 in words is "one trillion, one hundred forty-five billion, twenty-five million, six hundred ninety-three thousand, three hundred seventy-eight".