125056162066440 has 128 divisors (see below), whose sum is σ = 413326937531520. Its totient is φ = 30016480512000.

The previous prime is 125056162066399. The next prime is 125056162066447. The reversal of 125056162066440 is 44660261650521.

It is a happy number.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 125056162066440.

It is not an unprimeable number, because it can be changed into a prime (125056162066447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 468874189 + ... + 469140828.

It is an arithmetic number, because the mean of its divisors is an integer number (3229116699465).

Almost surely, 2^{125056162066440} is an apocalyptic number.

125056162066440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125056162066440 is an abundant number, since it is smaller than the sum of its proper divisors (288270775465080).

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

125056162066440 is a wasteful number, since it uses less digits than its factorization.

125056162066440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938015143 (or 938015139 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 125056162066440 in words is "one hundred twenty-five trillion, fifty-six billion, one hundred sixty-two million, sixty-six thousand, four hundred forty".