26694940824 has 48 divisors (see below), whose sum is σ = 74159284200. Its totient is φ = 8897513184.

The previous prime is 26694940817. The next prime is 26694940843. The reversal of 26694940824 is 42804949662.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2395714 + ... + 2406830.

Almost surely, 2^26694940824 is an apocalyptic number.

26694940824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26694940824 is an abundant number, since it is smaller than the sum of its proper divisors (47464343376).

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

26694940824 is an frugal number, since it uses more digits than its factorization.

26694940824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22249 (or 11122 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

Multiplying 26694940824 by its sum of digits (54), we get a square (1441526804496 = 1200636²).

26694940824 divided by its sum of digits (54) gives a square (494350756 = 22234²).

The spelling of 26694940824 in words is "twenty-six billion, six hundred ninety-four million, nine hundred forty thousand, eight hundred twenty-four".