26490440974 has 8 divisors (see below), whose sum is σ = 41017457088. Its totient is φ = 12817955280.

The previous prime is 26490440939. The next prime is 26490440987. The reversal of 26490440974 is 47904409462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213632527 + ... + 213632650.

It is an arithmetic number, because the mean of its divisors is an integer number (5127182136).

Almost surely, 2^26490440974 is an apocalyptic number.

26490440974 is a deficient number, since it is larger than the sum of its proper divisors (14527016114).

26490440974 is a wasteful number, since it uses less digits than its factorization.

26490440974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427265210.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 26490440974 in words is "twenty-six billion, four hundred ninety million, four hundred forty thousand, nine hundred seventy-four".