120537753556 has 48 divisors (see below), whose sum is σ = 232441896960. Its totient is φ = 54236884320.

The previous prime is 120537753451. The next prime is 120537753563. The reversal of 120537753556 is 655357735021.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22290205 + ... + 22295611.

It is an arithmetic number, because the mean of its divisors is an integer number (4842539520).

Almost surely, 2^120537753556 is an apocalyptic number.

It is an amenable number.

120537753556 is a deficient number, since it is larger than the sum of its proper divisors (111904143404).

120537753556 is a wasteful number, since it uses less digits than its factorization.

120537753556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10444 (or 10442 counting only the distinct ones).

The product of its (nonzero) digits is 3307500, while the sum is 49.

The spelling of 120537753556 in words is "one hundred twenty billion, five hundred thirty-seven million, seven hundred fifty-three thousand, five hundred fifty-six".