224561657650620 has 96 divisors (see below), whose sum is σ = 630683325941760. Its totient is φ = 59701282502400.

The previous prime is 224561657650511. The next prime is 224561657650621. The reversal of 224561657650620 is 26056756165422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224561657650621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47772795 + ... + 52262445.

It is an arithmetic number, because the mean of its divisors is an integer number (6569617978560).

Almost surely, 2^{224561657650620} is an apocalyptic number.

224561657650620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224561657650620 is an abundant number, since it is smaller than the sum of its proper divisors (406121668291140).

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

224561657650620 is a wasteful number, since it uses less digits than its factorization.

224561657650620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492195 (or 4492193 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 57.

The spelling of 224561657650620 in words is "two hundred twenty-four trillion, five hundred sixty-one billion, six hundred fifty-seven million, six hundred fifty thousand, six hundred twenty".