11780615157200 has 30 divisors (see below), whose sum is σ = 28302927916134. Its totient is φ = 4712246062720.

The previous prime is 11780615157137. The next prime is 11780615157203. The reversal of 11780615157200 is 275151608711.

It can be written as a sum of positive squares in 3 ways, for example, as 13986373696 + 11766628783504 = 118264^2 + 3430252^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11780615157203) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 14725768547 + ... + 14725769346.

Almost surely, 2^{11780615157200} is an apocalyptic number.

11780615157200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11780615157200 is an abundant number, since it is smaller than the sum of its proper divisors (16522312758934).

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

11780615157200 is a wasteful number, since it uses less digits than its factorization.

11780615157200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29451537911 (or 29451537900 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 44.

The spelling of 11780615157200 in words is "eleven trillion, seven hundred eighty billion, six hundred fifteen million, one hundred fifty-seven thousand, two hundred".