57309826343 has 32 divisors (see below), whose sum is σ = 72630604800. Its totient is φ = 43925736960.

The previous prime is 57309826319. The next prime is 57309826397. The reversal of 57309826343 is 34362890375.

It is a happy number.

It is not a de Polignac number, because 57309826343 - 2⁶ = 57309826279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57309826291 and 57309826300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57309826313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1157471 + ... + 1205967.

It is an arithmetic number, because the mean of its divisors is an integer number (2269706400).

Almost surely, 2^57309826343 is an apocalyptic number.

57309826343 is a deficient number, since it is larger than the sum of its proper divisors (15320778457).

57309826343 is a wasteful number, since it uses less digits than its factorization.

57309826343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48767.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 57309826343 in words is "fifty-seven billion, three hundred nine million, eight hundred twenty-six thousand, three hundred forty-three".