2151122315624 has 32 divisors (see below), whose sum is σ = 4036977625800. Its totient is φ = 1074595368960.

The previous prime is 2151122315599. The next prime is 2151122315647. The reversal of 2151122315624 is 4265132211512.

It can be written as a sum of positive squares in 4 ways, for example, as 1339829400100 + 811292915524 = 1157510^2 + 900718^2 .

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, 45197312 + ... + 45244880.

Almost surely, 2^{2151122315624} is an apocalyptic number.

It is an amenable number.

2151122315624 is a deficient number, since it is larger than the sum of its proper divisors (1885855310176).

2151122315624 is a wasteful number, since it uses less digits than its factorization.

2151122315624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52533 (or 52529 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The spelling of 2151122315624 in words is "two trillion, one hundred fifty-one billion, one hundred twenty-two million, three hundred fifteen thousand, six hundred twenty-four".