7557143044352 has 72 divisors (see below), whose sum is σ = 16501949311680. Its totient is φ = 3425496135680.

The previous prime is 7557143044349. The next prime is 7557143044439. The reversal of 7557143044352 is 2534403417557.

It is a super-2 number, since 2×7557143044352² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7557143044352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2726723 + ... + 4748610.

It is an arithmetic number, because the mean of its divisors is an integer number (229193740440).

Almost surely, 2^{7557143044352} is an apocalyptic number.

It is an amenable number.

7557143044352 is an abundant number, since it is smaller than the sum of its proper divisors (8944806267328).

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

7557143044352 is a wasteful number, since it uses less digits than its factorization.

7557143044352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7475719 (or 7475705 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 50.

The spelling of 7557143044352 in words is "seven trillion, five hundred fifty-seven billion, one hundred forty-three million, forty-four thousand, three hundred fifty-two".