5261776771625 has 32 divisors (see below), whose sum is σ = 7233220290816. Its totient is φ = 3789593760000.

The previous prime is 5261776771609. The next prime is 5261776771631.

5261776771625 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5261776771625 - 2⁴ = 5261776771609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18434816 + ... + 18718065.

It is an arithmetic number, because the mean of its divisors is an integer number (226038134088).

Almost surely, 2^{5261776771625} is an apocalyptic number.

5261776771625 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5261776771625 is a deficient number, since it is larger than the sum of its proper divisors (1971443519191).

5261776771625 is a wasteful number, since it uses less digits than its factorization.

5261776771625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37153010 (or 37153000 counting only the distinct ones).

The product of its digits is 51861600, while the sum is 62.

The spelling of 5261776771625 in words is "five trillion, two hundred sixty-one billion, seven hundred seventy-six million, seven hundred seventy-one thousand, six hundred twenty-five".