52540166674 has 8 divisors (see below), whose sum is σ = 78820309260. Its totient is φ = 26266730256.

The previous prime is 52540166621. The next prime is 52540166677. The reversal of 52540166674 is 47666104525.

It can be written as a sum of positive squares in 2 ways, for example, as 46740278025 + 5799888649 = 216195^2 + 76157^2 .

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

It is a super-2 number, since 2×52540166674² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52540166677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1656909 + ... + 1688320.

Almost surely, 2^52540166674 is an apocalyptic number.

52540166674 is a deficient number, since it is larger than the sum of its proper divisors (26280142586).

52540166674 is a wasteful number, since it uses less digits than its factorization.

52540166674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3353084.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 52540166674 in words is "fifty-two billion, five hundred forty million, one hundred sixty-six thousand, six hundred seventy-four".