20252225004 has 48 divisors (see below), whose sum is σ = 51564205056. Its totient is φ = 6135480000.

The previous prime is 20252225003. The next prime is 20252225047. The reversal of 20252225004 is 40052225202.

It is a happy number.

It is a super-2 number, since 2×20252225004² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20252225003) 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, 569754 + ... + 604254.

It is an arithmetic number, because the mean of its divisors is an integer number (1074254272).

Almost surely, 2^20252225004 is an apocalyptic number.

It is an amenable number.

20252225004 is an abundant number, since it is smaller than the sum of its proper divisors (31311980052).

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

20252225004 is a wasteful number, since it uses less digits than its factorization.

20252225004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38966 (or 38964 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The spelling of 20252225004 in words is "twenty billion, two hundred fifty-two million, two hundred twenty-five thousand, four".