26541390404 has 24 divisors (see below), whose sum is σ = 48523415808. Its totient is φ = 12687873120.

The previous prime is 26541390401. The next prime is 26541390419. The reversal of 26541390404 is 40409314562.

It is not an unprimeable number, because it can be changed into a prime (26541390401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1279127 + ... + 1299710.

It is an arithmetic number, because the mean of its divisors is an integer number (2021808992).

Almost surely, 2^26541390404 is an apocalyptic number.

It is an amenable number.

26541390404 is a deficient number, since it is larger than the sum of its proper divisors (21982025404).

26541390404 is a wasteful number, since it uses less digits than its factorization.

26541390404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578955 (or 2578953 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 26541390404 in words is "twenty-six billion, five hundred forty-one million, three hundred ninety thousand, four hundred four".