222689556554 has 16 divisors (see below), whose sum is σ = 345574986120. Its totient is φ = 107498388480.

The previous prime is 222689556547. The next prime is 222689556569. The reversal of 222689556554 is 455655986222.

It can be written as a sum of positive squares in 4 ways, for example, as 222569763529 + 119793025 = 471773^2 + 10945^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222689556493 and 222689556502.

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, 851894 + ... + 1082174.

Almost surely, 2^222689556554 is an apocalyptic number.

222689556554 is a deficient number, since it is larger than the sum of its proper divisors (122885429566).

222689556554 is a wasteful number, since it uses less digits than its factorization.

222689556554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246985.

The product of its digits is 51840000, while the sum is 59.

The spelling of 222689556554 in words is "two hundred twenty-two billion, six hundred eighty-nine million, five hundred fifty-six thousand, five hundred fifty-four".