6557375915152 has 40 divisors (see below), whose sum is σ = 12779249881464. Its totient is φ = 3259507636224.

The previous prime is 6557375915131. The next prime is 6557375915197. The reversal of 6557375915152 is 2515195737556.

It can be written as a sum of positive squares in 4 ways, for example, as 1519164711936 + 5038211203216 = 1232544^2 + 2244596^2 .

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

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, 43584568 + ... + 43734760.

Almost surely, 2^{6557375915152} is an apocalyptic number.

It is an amenable number.

6557375915152 is a deficient number, since it is larger than the sum of its proper divisors (6221873966312).

6557375915152 is a wasteful number, since it uses less digits than its factorization.

6557375915152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166147 (or 166141 counting only the distinct ones).

The product of its digits is 49612500, while the sum is 61.

The spelling of 6557375915152 in words is "six trillion, five hundred fifty-seven billion, three hundred seventy-five million, nine hundred fifteen thousand, one hundred fifty-two".