26495211057 has 48 divisors (see below), whose sum is σ = 42295112640. Its totient is φ = 14701938048.

The previous prime is 26495211049. The next prime is 26495211107. The reversal of 26495211057 is 75011259462.

It is not a de Polignac number, because 26495211057 - 2³ = 26495211049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26495211857) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1081419 + ... + 1105647.

It is an arithmetic number, because the mean of its divisors is an integer number (881148180).

Almost surely, 2^26495211057 is an apocalyptic number.

It is an amenable number.

26495211057 is a deficient number, since it is larger than the sum of its proper divisors (15799901583).

26495211057 is a wasteful number, since it uses less digits than its factorization.

26495211057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24462 (or 24455 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 26495211057 in words is "twenty-six billion, four hundred ninety-five million, two hundred eleven thousand, fifty-seven".