1515151375264 has 12 divisors (see below), whose sum is σ = 2982954270114. Its totient is φ = 757575687616.

The previous prime is 1515151375259. The next prime is 1515151375333. The reversal of 1515151375264 is 4625731515151.

It can be written as a sum of positive squares in only one way, i.e., 1365298771600 + 149852603664 = 1168460^2 + 387108^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23674240207 + ... + 23674240270.

Almost surely, 2^{1515151375264} is an apocalyptic number.

It is an amenable number.

1515151375264 is a deficient number, since it is larger than the sum of its proper divisors (1467802894850).

1515151375264 is an equidigital number, since it uses as much as digits as its factorization.

1515151375264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47348480487 (or 47348480479 counting only the distinct ones).

The product of its digits is 630000, while the sum is 46.

The spelling of 1515151375264 in words is "one trillion, five hundred fifteen billion, one hundred fifty-one million, three hundred seventy-five thousand, two hundred sixty-four".