57220045352 has 16 divisors (see below), whose sum is σ = 107313630900. Its totient is φ = 28603077120.

The previous prime is 57220045321. The next prime is 57220045361. The reversal of 57220045352 is 25354002275.

It can be written as a sum of positive squares in 2 ways, for example, as 57185069956 + 34975396 = 239134^2 + 5914^2 .

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, 833099 + ... + 899162.

Almost surely, 2^57220045352 is an apocalyptic number.

It is an amenable number.

57220045352 is a deficient number, since it is larger than the sum of its proper divisors (50093585548).

57220045352 is a wasteful number, since it uses less digits than its factorization.

57220045352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736396 (or 1736392 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 35.

The spelling of 57220045352 in words is "fifty-seven billion, two hundred twenty million, forty-five thousand, three hundred fifty-two".