120682249728 has 80 divisors (see below), whose sum is σ = 335483634816. Its totient is φ = 38478387200.

The previous prime is 120682249703. The next prime is 120682249789. The reversal of 120682249728 is 827942286021.

It is a super-2 number, since 2×120682249728² (a number of 23 digits) contains 22 as substring.

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, 1672698 + ... + 1743353.

Almost surely, 2^120682249728 is an apocalyptic number.

It is an amenable number.

120682249728 is an abundant number, since it is smaller than the sum of its proper divisors (214801385088).

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

120682249728 is an equidigital number, since it uses as much as digits as its factorization.

120682249728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3416095 (or 3416079 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 120682249728 in words is "one hundred twenty billion, six hundred eighty-two million, two hundred forty-nine thousand, seven hundred twenty-eight".