57551742231065 has 4 divisors (see below), whose sum is σ = 69062090677284. Its totient is φ = 46041393784848.

The previous prime is 57551742230999. The next prime is 57551742231073. The reversal of 57551742231065 is 56013224715575.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30114982994944 + 27436759236121 = 5487712^2 + 5238011^2 .

It is a cyclic number.

It is not a de Polignac number, because 57551742231065 - 2¹⁸ = 57551741968921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57551742230998 and 57551742231016.

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, 5755174223102 + ... + 5755174223111.

It is an arithmetic number, because the mean of its divisors is an integer number (17265522669321).

Almost surely, 2^{57551742231065} is an apocalyptic number.

It is an amenable number.

57551742231065 is a deficient number, since it is larger than the sum of its proper divisors (11510348446219).

57551742231065 is a wasteful number, since it uses less digits than its factorization.

57551742231065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11510348446218.

The product of its (nonzero) digits is 8820000, while the sum is 53.

The spelling of 57551742231065 in words is "fifty-seven trillion, five hundred fifty-one billion, seven hundred forty-two million, two hundred thirty-one thousand, sixty-five".