15133120768784 has 10 divisors (see below), whose sum is σ = 29320421489550. Its totient is φ = 7566560384384.

The previous prime is 15133120768747. The next prime is 15133120768807. The reversal of 15133120768784 is 48786702133151.

It can be written as a sum of positive squares in only one way, i.e., 14845824768784 + 287296000000 = 3853028^2 + 536000^2 .

It is a super-2 number, since 2×15133120768784² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472910024009 + ... + 472910024040.

It is an arithmetic number, because the mean of its divisors is an integer number (2932042148955).

Almost surely, 2^{15133120768784} is an apocalyptic number.

It is an amenable number.

15133120768784 is a deficient number, since it is larger than the sum of its proper divisors (14187300720766).

15133120768784 is an equidigital number, since it uses as much as digits as its factorization.

15133120768784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945820048057 (or 945820048051 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 15133120768784 in words is "fifteen trillion, one hundred thirty-three billion, one hundred twenty million, seven hundred sixty-eight thousand, seven hundred eighty-four".