22512413233530 has 144 divisors (see below), whose sum is σ = 64974132509832. Its totient is φ = 5403519264000.

The previous prime is 22512413233523. The next prime is 22512413233537. The reversal of 22512413233530 is 3533231421522.

22512413233530 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 2 + 413 + 233 + 5 + 3 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (22512413233523) and next prime (22512413233537).

It can be written as a sum of positive squares in 4 ways, for example, as 21143323686969 + 1369089546561 = 4598187^2 + 1170081^2 .

It is not an unprimeable number, because it can be changed into a prime (22512413233537) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9134049 + ... + 11333828.

Almost surely, 2^{22512413233530} is an apocalyptic number.

22512413233530 is an abundant number, since it is smaller than the sum of its proper divisors (42461719276302).

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

22512413233530 is a wasteful number, since it uses less digits than its factorization.

22512413233530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20468013 (or 20467999 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 22512413233530 in words is "twenty-two trillion, five hundred twelve billion, four hundred thirteen million, two hundred thirty-three thousand, five hundred thirty".