2505421092 has 24 divisors (see below), whose sum is σ = 6153666400. Its totient is φ = 791185536.

The previous prime is 2505421081. The next prime is 2505421117. The reversal of 2505421092 is 2901245052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5494117 + ... + 5494572.

Almost surely, 2^2505421092 is an apocalyptic number.

It is an amenable number.

2505421092 is an abundant number, since it is smaller than the sum of its proper divisors (3648245308).

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

2505421092 is a wasteful number, since it uses less digits than its factorization.

2505421092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10988715 (or 10988713 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 2505421092 is about 50054.1815635817. The cubic root of 2505421092 is about 1358.1891072415.

The spelling of 2505421092 in words is "two billion, five hundred five million, four hundred twenty-one thousand, ninety-two".