22912670544 has 20 divisors (see below), whose sum is σ = 59191065696. Its totient is φ = 7637556832.

The previous prime is 22912670537. The next prime is 22912670569. The reversal of 22912670544 is 44507621922.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22912670496 and 22912670505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238673604 + ... + 238673699.

Almost surely, 2^22912670544 is an apocalyptic number.

22912670544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22912670544 is an abundant number, since it is smaller than the sum of its proper divisors (36278395152).

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

22912670544 is a wasteful number, since it uses less digits than its factorization.

22912670544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477347314 (or 477347308 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 22912670544 in words is "twenty-two billion, nine hundred twelve million, six hundred seventy thousand, five hundred forty-four".