223555557006 has 24 divisors (see below), whose sum is σ = 495634802520. Its totient is φ = 72785529936.

The previous prime is 223555556989. The next prime is 223555557047. The reversal of 223555557006 is 600755555322.

223555557006 is a `hidden beast` number, since 2 + 23 + 5 + 5 + 55 + 570 + 0 + 6 = 666.

It is a congruent number.

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, 144414961 + ... + 144416508.

It is an arithmetic number, because the mean of its divisors is an integer number (20651450105).

Almost surely, 2^223555557006 is an apocalyptic number.

223555557006 is an abundant number, since it is smaller than the sum of its proper divisors (272079245514).

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

223555557006 is a wasteful number, since it uses less digits than its factorization.

223555557006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288831520 (or 288831517 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 45.

The spelling of 223555557006 in words is "two hundred twenty-three billion, five hundred fifty-five million, five hundred fifty-seven thousand, six".