57497733393 has 8 divisors (see below), whose sum is σ = 76686673056. Its totient is φ = 38320308000.

The previous prime is 57497733347. The next prime is 57497733409. The reversal of 57497733393 is 39333779475.

It is a happy number.

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

It is not a de Polignac number, because 57497733393 - 2²¹ = 57495636241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57497733343) 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, 2866908 + ... + 2886893.

It is an arithmetic number, because the mean of its divisors is an integer number (9585834132).

Almost surely, 2^57497733393 is an apocalyptic number.

It is an amenable number.

57497733393 is a deficient number, since it is larger than the sum of its proper divisors (19188939663).

57497733393 is a wasteful number, since it uses less digits than its factorization.

57497733393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5757135.

The product of its digits is 45008460, while the sum is 60.

The spelling of 57497733393 in words is "fifty-seven billion, four hundred ninety-seven million, seven hundred thirty-three thousand, three hundred ninety-three".