26479650684 has 24 divisors (see below), whose sum is σ = 61941494608. Its totient is φ = 8804315520.

The previous prime is 26479650671. The next prime is 26479650707. The reversal of 26479650684 is 48605697462.

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, 2774377 + ... + 2783904.

Almost surely, 2^26479650684 is an apocalyptic number.

It is an amenable number.

26479650684 is an abundant number, since it is smaller than the sum of its proper divisors (35461843924).

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

26479650684 is a wasteful number, since it uses less digits than its factorization.

26479650684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5558685 (or 5558683 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 26479650684 in words is "twenty-six billion, four hundred seventy-nine million, six hundred fifty thousand, six hundred eighty-four".