57172451433 has 8 divisors (see below), whose sum is σ = 76239900768. Its totient is φ = 38109984864.

The previous prime is 57172451417. The next prime is 57172451473. The reversal of 57172451433 is 33415427175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57172451433 - 2⁴ = 57172451417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57172451473) 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, 1218835 + ... + 1264872.

It is an arithmetic number, because the mean of its divisors is an integer number (9529987596).

Almost surely, 2^57172451433 is an apocalyptic number.

It is an amenable number.

57172451433 is a deficient number, since it is larger than the sum of its proper divisors (19067449335).

57172451433 is a wasteful number, since it uses less digits than its factorization.

57172451433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491383.

The product of its digits is 352800, while the sum is 42.

The spelling of 57172451433 in words is "fifty-seven billion, one hundred seventy-two million, four hundred fifty-one thousand, four hundred thirty-three".