57443634475 has 24 divisors (see below), whose sum is σ = 74487946752. Its totient is φ = 43861725600.

The previous prime is 57443634463. The next prime is 57443634499.

57443634475 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57443634475 - 2¹⁵ = 57443601707 is a prime.

It is a super-2 number, since 2×57443634475² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158340 + ... + 374110.

It is an arithmetic number, because the mean of its divisors is an integer number (3103664448).

Almost surely, 2^57443634475 is an apocalyptic number.

57443634475 is a deficient number, since it is larger than the sum of its proper divisors (17044312277).

57443634475 is a wasteful number, since it uses less digits than its factorization.

57443634475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216267 (or 216262 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 52.

The spelling of 57443634475 in words is "fifty-seven billion, four hundred forty-three million, six hundred thirty-four thousand, four hundred seventy-five".