26457306426 has 32 divisors (see below), whose sum is σ = 59217009600. Its totient is φ = 8755652880.

The previous prime is 26457306413. The next prime is 26457306461. The reversal of 26457306426 is 62460375462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1754905 + ... + 1769916.

It is an arithmetic number, because the mean of its divisors is an integer number (1850531550).

Almost surely, 2^26457306426 is an apocalyptic number.

26457306426 is an abundant number, since it is smaller than the sum of its proper divisors (32759703174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26457306426 is a wasteful number, since it uses less digits than its factorization.

26457306426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3524971 (or 3524965 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 26457306426 in words is "twenty-six billion, four hundred fifty-seven million, three hundred six thousand, four hundred twenty-six".