22987312012224 has 672 divisors, whose sum is σ = 79582743552000. Its totient is φ = 6333777192960.

The previous prime is 22987312012213. The next prime is 22987312012241. The reversal of 22987312012224 is 42221021378922.

22987312012224 is a `hidden beast` number, since 2 + 29 + 87 + 312 + 0 + 12 + 224 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a self number, because there is not a number n which added to its sum of digits gives 22987312012224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6227934219 + ... + 6227937909.

Almost surely, 2^{22987312012224} is an apocalyptic number.

22987312012224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22987312012224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39791371776000).

22987312012224 is an abundant number, since it is smaller than the sum of its proper divisors (56595431539776).

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

22987312012224 is a wasteful number, since it uses less digits than its factorization.

22987312012224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4846 (or 4819 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 22987312012224 in words is "twenty-two trillion, nine hundred eighty-seven billion, three hundred twelve million, twelve thousand, two hundred twenty-four".