26202404040 has 64 divisors (see below), whose sum is σ = 81142940160. Its totient is φ = 6761909760.

The previous prime is 26202404023. The next prime is 26202404047. The reversal of 26202404040 is 4040420262.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 26202404040.

It is not an unprimeable number, because it can be changed into a prime (26202404047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3518109 + ... + 3525548.

It is an arithmetic number, because the mean of its divisors is an integer number (1267858440).

Almost surely, 2^26202404040 is an apocalyptic number.

26202404040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26202404040 is an abundant number, since it is smaller than the sum of its proper divisors (54940536120).

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

26202404040 is a wasteful number, since it uses less digits than its factorization.

26202404040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043702 (or 7043698 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The spelling of 26202404040 in words is "twenty-six billion, two hundred two million, four hundred four thousand, forty".