57453661354 has 16 divisors (see below), whose sum is σ = 86503979016. Its totient is φ = 28619136000.

The previous prime is 57453661313. The next prime is 57453661381. The reversal of 57453661354 is 45316635475.

It can be written as a sum of positive squares in 4 ways, for example, as 25145396329 + 32308265025 = 158573^2 + 179745^2 .

It is a super-2 number, since 2×57453661354² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57453661298 and 57453661307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844114 + ... + 909634.

Almost surely, 2^57453661354 is an apocalyptic number.

57453661354 is a deficient number, since it is larger than the sum of its proper divisors (29050317662).

57453661354 is a wasteful number, since it uses less digits than its factorization.

57453661354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67161.

The product of its digits is 4536000, while the sum is 49.

The spelling of 57453661354 in words is "fifty-seven billion, four hundred fifty-three million, six hundred sixty-one thousand, three hundred fifty-four".