120137538744 has 64 divisors (see below), whose sum is σ = 336343142400. Its totient is φ = 39730515552.

The previous prime is 120137538739. The next prime is 120137538761. The reversal of 120137538744 is 447835731021.

120137538744 is a `hidden beast` number, since 1 + 201 + 375 + 3 + 8 + 74 + 4 = 666.

It is a super-2 number, since 2×120137538744² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120137538744.

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, 2162302 + ... + 2217165.

It is an arithmetic number, because the mean of its divisors is an integer number (5255361600).

Almost surely, 2^120137538744 is an apocalyptic number.

It is an amenable number.

120137538744 is an abundant number, since it is smaller than the sum of its proper divisors (216205603656).

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

120137538744 is a wasteful number, since it uses less digits than its factorization.

120137538744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4379609 (or 4379599 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 120137538744 in words is "one hundred twenty billion, one hundred thirty-seven million, five hundred thirty-eight thousand, seven hundred forty-four".