88905721222 has 16 divisors (see below), whose sum is σ = 134808534000. Its totient is φ = 43971121152.

The previous prime is 88905721213. The next prime is 88905721249. The reversal of 88905721222 is 22212750988.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281403 + ... + 506950.

It is an arithmetic number, because the mean of its divisors is an integer number (8425533375).

Almost surely, 2^88905721222 is an apocalyptic number.

88905721222 is a deficient number, since it is larger than the sum of its proper divisors (45902812778).

88905721222 is a wasteful number, since it uses less digits than its factorization.

88905721222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788967.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 88905721222 in words is "eighty-eight billion, nine hundred five million, seven hundred twenty-one thousand, two hundred twenty-two".