26909495504944 has 120 divisors (see below), whose sum is σ = 57435837534320. Its totient is φ = 12141089644032.

The previous prime is 26909495504923. The next prime is 26909495504963. The reversal of 26909495504944 is 44940559490962.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391895287 + ... + 391963945.

Almost surely, 2^{26909495504944} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26909495504944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28717918767160).

26909495504944 is an abundant number, since it is smaller than the sum of its proper divisors (30526342029376).

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

26909495504944 is a wasteful number, since it uses less digits than its factorization.

26909495504944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69627 (or 69574 counting only the distinct ones).

The product of its (nonzero) digits is 503884800, while the sum is 70.

The spelling of 26909495504944 in words is "twenty-six trillion, nine hundred nine billion, four hundred ninety-five million, five hundred four thousand, nine hundred forty-four".