26707409406 has 24 divisors (see below), whose sum is σ = 57920531760. Its totient is φ = 8894088576.

The previous prime is 26707409387. The next prime is 26707409419. The reversal of 26707409406 is 60490470762.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 678771 + ... + 717038.

It is an arithmetic number, because the mean of its divisors is an integer number (2413355490).

Almost surely, 2^26707409406 is an apocalyptic number.

26707409406 is an abundant number, since it is smaller than the sum of its proper divisors (31213122354).

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

26707409406 is a wasteful number, since it uses less digits than its factorization.

26707409406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396880 (or 1396877 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 26707409406 in words is "twenty-six billion, seven hundred seven million, four hundred nine thousand, four hundred six".