224785001992 has 128 divisors (see below), whose sum is σ = 458970624000. Its totient is φ = 102817797120.

The previous prime is 224785001989. The next prime is 224785002023. The reversal of 224785001992 is 299100587422.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 363141859 + ... + 363142477.

It is an arithmetic number, because the mean of its divisors is an integer number (3585708000).

Almost surely, 2^224785001992 is an apocalyptic number.

It is an amenable number.

224785001992 is an abundant number, since it is smaller than the sum of its proper divisors (234185622008).

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

224785001992 is a wasteful number, since it uses less digits than its factorization.

224785001992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139 (or 1135 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 224785001992 in words is "two hundred twenty-four billion, seven hundred eighty-five million, one thousand, nine hundred ninety-two".