2321611330928 has 80 divisors (see below), whose sum is σ = 4774349109600. Its totient is φ = 1092291932160.

The previous prime is 2321611330823. The next prime is 2321611330939. The reversal of 2321611330928 is 8290331161232.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 1485428 + ... + 2617196.

It is an arithmetic number, because the mean of its divisors is an integer number (59679363870).

Almost surely, 2^{2321611330928} is an apocalyptic number.

It is an amenable number.

2321611330928 is an abundant number, since it is smaller than the sum of its proper divisors (2452737778672).

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

2321611330928 is a wasteful number, since it uses less digits than its factorization.

2321611330928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131930 (or 1131924 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 2321611330928 in words is "two trillion, three hundred twenty-one billion, six hundred eleven million, three hundred thirty thousand, nine hundred twenty-eight".