26406955672 has 16 divisors (see below), whose sum is σ = 49515665400. Its totient is φ = 13202778240.

The previous prime is 26406955667. The next prime is 26406955697. The reversal of 26406955672 is 27655960462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95479 + ... + 248857.

Almost surely, 2^26406955672 is an apocalyptic number.

It is an amenable number.

26406955672 is a deficient number, since it is larger than the sum of its proper divisors (23108709728).

26406955672 is a wasteful number, since it uses less digits than its factorization.

26406955672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174906 (or 174902 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 26406955672 in words is "twenty-six billion, four hundred six million, nine hundred fifty-five thousand, six hundred seventy-two".