26546723672 has 16 divisors (see below), whose sum is σ = 56885836560. Its totient is φ = 11377167264.

The previous prime is 26546723669. The next prime is 26546723689. The reversal of 26546723672 is 27632764562.

It is a self number, because there is not a number n which added to its sum of digits gives 26546723672.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 237024263 + ... + 237024374.

It is an arithmetic number, because the mean of its divisors is an integer number (3555364785).

Almost surely, 2^26546723672 is an apocalyptic number.

It is an amenable number.

26546723672 is an abundant number, since it is smaller than the sum of its proper divisors (30339112888).

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

26546723672 is a wasteful number, since it uses less digits than its factorization.

26546723672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474048650 (or 474048646 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 50.

The spelling of 26546723672 in words is "twenty-six billion, five hundred forty-six million, seven hundred twenty-three thousand, six hundred seventy-two".