1145179487232 has 264 divisors, whose sum is σ = 3613809990960. Its totient is φ = 346396753920.

The previous prime is 1145179487219. The next prime is 1145179487269. The reversal of 1145179487232 is 2327849715411.

It is a happy number.

1145179487232 is a `hidden beast` number, since 1 + 1 + 4 + 517 + 94 + 8 + 7 + 2 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (264).

It is a super-2 number, since 2×1145179487232² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57673018 + ... + 57692870.

Almost surely, 2^{1145179487232} is an apocalyptic number.

1145179487232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145179487232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1806904995480).

1145179487232 is an abundant number, since it is smaller than the sum of its proper divisors (2468630503728).

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

1145179487232 is a wasteful number, since it uses less digits than its factorization.

1145179487232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20459 (or 20438 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 1145179487232 in words is "one trillion, one hundred forty-five billion, one hundred seventy-nine million, four hundred eighty-seven thousand, two hundred thirty-two".