2557367468747 has 32 divisors (see below), whose sum is σ = 3162092169600. Its totient is φ = 2014063377408.

The previous prime is 2557367468701. The next prime is 2557367468759. The reversal of 2557367468747 is 7478647637552.

It is a cyclic number.

It is not a de Polignac number, because 2557367468747 - 2¹⁶ = 2557367403211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2557367468947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27296279 + ... + 27389807.

It is an arithmetic number, because the mean of its divisors is an integer number (98815380300).

Almost surely, 2^{2557367468747} is an apocalyptic number.

2557367468747 is a deficient number, since it is larger than the sum of its proper divisors (604724700853).

2557367468747 is a wasteful number, since it uses less digits than its factorization.

2557367468747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94935.

The product of its digits is 1659571200, while the sum is 71.

The spelling of 2557367468747 in words is "two trillion, five hundred fifty-seven billion, three hundred sixty-seven million, four hundred sixty-eight thousand, seven hundred forty-seven".