57222262130402 has 16 divisors (see below), whose sum is σ = 88154318113080. Its totient is φ = 27837508785408.

The previous prime is 57222262130401. The next prime is 57222262130413. The reversal of 57222262130402 is 20403126222275.

It can be written as a sum of positive squares in 4 ways, for example, as 47306760196081 + 9915501934321 = 6877991^2 + 3148889^2 .

It is not an unprimeable number, because it can be changed into a prime (57222262130401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161674 + ... + 10760762.

Almost surely, 2^{57222262130402} is an apocalyptic number.

57222262130402 is a deficient number, since it is larger than the sum of its proper divisors (30932055982678).

57222262130402 is a wasteful number, since it uses less digits than its factorization.

57222262130402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9679685.

The product of its (nonzero) digits is 161280, while the sum is 38.

Adding to 57222262130402 its reverse (20403126222275), we get a palindrome (77625388352677).

The spelling of 57222262130402 in words is "fifty-seven trillion, two hundred twenty-two billion, two hundred sixty-two million, one hundred thirty thousand, four hundred two".