26420752252 has 12 divisors (see below), whose sum is σ = 48669806920. Its totient is φ = 12515093136.

The previous prime is 26420752243. The next prime is 26420752273. The reversal of 26420752252 is 25225702462.

It is a super-2 number, since 2×26420752252² (a number of 22 digits) contains 22 as substring.

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, 173820663 + ... + 173820814.

Almost surely, 2^26420752252 is an apocalyptic number.

It is an amenable number.

26420752252 is a deficient number, since it is larger than the sum of its proper divisors (22249054668).

26420752252 is a wasteful number, since it uses less digits than its factorization.

26420752252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347641500 (or 347641498 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 26420752252 in words is "twenty-six billion, four hundred twenty million, seven hundred fifty-two thousand, two hundred fifty-two".