223966592540 has 24 divisors (see below), whose sum is σ = 470428296912. Its totient is φ = 89567884160.

The previous prime is 223966592537. The next prime is 223966592567. The reversal of 223966592540 is 45295669322.

It is a super-2 number, since 2×223966592540² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073921 + ... + 1265400.

It is an arithmetic number, because the mean of its divisors is an integer number (19601179038).

Almost surely, 2^223966592540 is an apocalyptic number.

223966592540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223966592540 is an abundant number, since it is smaller than the sum of its proper divisors (246461704372).

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

223966592540 is a wasteful number, since it uses less digits than its factorization.

223966592540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344117 (or 2344115 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 53.

The spelling of 223966592540 in words is "two hundred twenty-three billion, nine hundred sixty-six million, five hundred ninety-two thousand, five hundred forty".