1378511024085 has 96 divisors (see below), whose sum is σ = 2725425031680. Its totient is φ = 660309242112.

The previous prime is 1378511024057. The next prime is 1378511024113. The reversal of 1378511024085 is 5804201158731.

1378511024085 is a `hidden beast` number, since 1 + 37 + 8 + 511 + 0 + 24 + 0 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (1378511024057) and next prime (1378511024113).

It is not a de Polignac number, because 1378511024085 - 2¹¹ = 1378511022037 is a prime.

It is a super-4 number, since 4×1378511024085⁴ (a number of 50 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1378511024085.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27652 + ... + 1660658.

It is an arithmetic number, because the mean of its divisors is an integer number (28389844080).

Almost surely, 2^{1378511024085} is an apocalyptic number.

1378511024085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1378511024085 is a deficient number, since it is larger than the sum of its proper divisors (1346914007595).

1378511024085 is a wasteful number, since it uses less digits than its factorization.

1378511024085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633084 (or 1633065 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 45.

The spelling of 1378511024085 in words is "one trillion, three hundred seventy-eight billion, five hundred eleven million, twenty-four thousand, eighty-five".