120278616528 has 40 divisors (see below), whose sum is σ = 355108297408. Its totient is φ = 34365318912.

The previous prime is 120278616509. The next prime is 120278616593. The reversal of 120278616528 is 825616872021.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178985701 + ... + 178986372.

Almost surely, 2^120278616528 is an apocalyptic number.

It is an amenable number.

120278616528 is an abundant number, since it is smaller than the sum of its proper divisors (234829680880).

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

120278616528 is a wasteful number, since it uses less digits than its factorization.

120278616528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357972091 (or 357972085 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 120278616528 in words is "one hundred twenty billion, two hundred seventy-eight million, six hundred sixteen thousand, five hundred twenty-eight".