22507425982938 has 24 divisors (see below), whose sum is σ = 48743892959328. Its totient is φ = 6925361840592.

The previous prime is 22507425982927. The next prime is 22507425982961. The reversal of 22507425982938 is 83928952470522.

It is a super-2 number, since 2×22507425982938² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11098335270 + ... + 11098337297.

It is an arithmetic number, because the mean of its divisors is an integer number (2030995539972).

Almost surely, 2^{22507425982938} is an apocalyptic number.

22507425982938 is an abundant number, since it is smaller than the sum of its proper divisors (26236466976390).

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

22507425982938 is a wasteful number, since it uses less digits than its factorization.

22507425982938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22196672598 (or 22196672585 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 66.

The spelling of 22507425982938 in words is "twenty-two trillion, five hundred seven billion, four hundred twenty-five million, nine hundred eighty-two thousand, nine hundred thirty-eight".