222276511601660 has 12 divisors (see below), whose sum is σ = 466780674363528. Its totient is φ = 88910604640656.

The previous prime is 222276511601629. The next prime is 222276511601681. The reversal of 222276511601660 is 66106115672222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5556912790022 + ... + 5556912790061.

It is an arithmetic number, because the mean of its divisors is an integer number (38898389530294).

Almost surely, 2^{222276511601660} is an apocalyptic number.

222276511601660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222276511601660 is an abundant number, since it is smaller than the sum of its proper divisors (244504162761868).

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

222276511601660 is a wasteful number, since it uses less digits than its factorization.

222276511601660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11113825580092 (or 11113825580090 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 222276511601660 in words is "two hundred twenty-two trillion, two hundred seventy-six billion, five hundred eleven million, six hundred one thousand, six hundred sixty".