22452477021672 has 48 divisors (see below), whose sum is σ = 58000285393920. Its totient is φ = 7242734515680.

The previous prime is 22452477021649. The next prime is 22452477021697. The reversal of 22452477021672 is 27612077425422.

It is a super-2 number, since 2×22452477021672² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486719848 + ... + 486765975.

It is an arithmetic number, because the mean of its divisors is an integer number (1208339279040).

Almost surely, 2^{22452477021672} is an apocalyptic number.

It is an amenable number.

22452477021672 is an abundant number, since it is smaller than the sum of its proper divisors (35547808372248).

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

22452477021672 is a wasteful number, since it uses less digits than its factorization.

22452477021672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973485894 (or 973485859 counting only the distinct ones).

The product of its (nonzero) digits is 5268480, while the sum is 51.

The spelling of 22452477021672 in words is "twenty-two trillion, four hundred fifty-two billion, four hundred seventy-seven million, twenty-one thousand, six hundred seventy-two".