671107760427 has 16 divisors (see below), whose sum is σ = 965732267808. Its totient is φ = 412093524480.

The previous prime is 671107760399. The next prime is 671107760429. The reversal of 671107760427 is 724067701176.

It is not a de Polignac number, because 671107760427 - 2¹⁶ = 671107694891 is a prime.

It is a super-2 number, since 2×671107760427² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (671107760429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18645678 + ... + 18681635.

It is an arithmetic number, because the mean of its divisors is an integer number (60358266738).

Almost surely, 2^671107760427 is an apocalyptic number.

671107760427 is a deficient number, since it is larger than the sum of its proper divisors (294624507381).

671107760427 is a wasteful number, since it uses less digits than its factorization.

671107760427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37327790.

The product of its (nonzero) digits is 691488, while the sum is 48.

The spelling of 671107760427 in words is "six hundred seventy-one billion, one hundred seven million, seven hundred sixty thousand, four hundred twenty-seven".