26351406456 has 32 divisors (see below), whose sum is σ = 65934844800. Its totient is φ = 8776291680.

The previous prime is 26351406437. The next prime is 26351406463. The reversal of 26351406456 is 65460415362.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440716 + ... + 496923.

It is an arithmetic number, because the mean of its divisors is an integer number (2060463900).

Almost surely, 2^26351406456 is an apocalyptic number.

It is an amenable number.

26351406456 is an abundant number, since it is smaller than the sum of its proper divisors (39583438344).

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

26351406456 is a wasteful number, since it uses less digits than its factorization.

26351406456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938819 (or 938815 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 26351406456 in words is "twenty-six billion, three hundred fifty-one million, four hundred six thousand, four hundred fifty-six".