2552870782491 has 16 divisors (see below), whose sum is σ = 3408586956288. Its totient is φ = 1699535525600.

The previous prime is 2552870782457. The next prime is 2552870782519. The reversal of 2552870782491 is 1942870782552.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2552870782491 - 2¹³ = 2552870774299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2552870782591) 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, 7824670 + ... + 8144396.

It is an arithmetic number, because the mean of its divisors is an integer number (213036684768).

Almost surely, 2^{2552870782491} is an apocalyptic number.

2552870782491 is a deficient number, since it is larger than the sum of its proper divisors (855716173797).

2552870782491 is a wasteful number, since it uses less digits than its factorization.

2552870782491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323442.

The product of its (nonzero) digits is 22579200, while the sum is 60.

The spelling of 2552870782491 in words is "two trillion, five hundred fifty-two billion, eight hundred seventy million, seven hundred eighty-two thousand, four hundred ninety-one".