2557936397552 has 80 divisors (see below), whose sum is σ = 5053437184320. Its totient is φ = 1254038962176.

The previous prime is 2557936397501. The next prime is 2557936397557.

2557936397552 is nontrivially palindromic in base 10.

2557936397552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2557936397552² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2557936397557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425822933 + ... + 425828939.

It is an arithmetic number, because the mean of its divisors is an integer number (63167964804).

Almost surely, 2^{2557936397552} is an apocalyptic number.

It is an amenable number.

2557936397552 is a deficient number, since it is larger than the sum of its proper divisors (2495500786768).

2557936397552 is a wasteful number, since it uses less digits than its factorization.

2557936397552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8170 (or 8164 counting only the distinct ones).

The product of its digits is 535815000, while the sum is 68.

The spelling of 2557936397552 in words is "two trillion, five hundred fifty-seven billion, nine hundred thirty-six million, three hundred ninety-seven thousand, five hundred fifty-two".