22315542452 has 24 divisors (see below), whose sum is σ = 44648682624. Its totient is φ = 9560032992.

The previous prime is 22315542451. The next prime is 22315542467. The reversal of 22315542452 is 25424551322.

It is a happy number.

It is a super-3 number, since 3×22315542452³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22315542451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84248 + ... + 227439.

It is an arithmetic number, because the mean of its divisors is an integer number (1860361776).

Almost surely, 2^22315542452 is an apocalyptic number.

It is an amenable number.

22315542452 is an abundant number, since it is smaller than the sum of its proper divisors (22333140172).

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

22315542452 is a wasteful number, since it uses less digits than its factorization.

22315542452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314255 (or 314253 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

The spelling of 22315542452 in words is "twenty-two billion, three hundred fifteen million, five hundred forty-two thousand, four hundred fifty-two".