671336367324154 has 32 divisors (see below), whose sum is σ = 1165084502693760. Its totient is φ = 284176699904448.

The previous prime is 671336367324149. The next prime is 671336367324221. The reversal of 671336367324154 is 451423763633176.

It is a super-2 number, since 2×671336367324154² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 671336367324092 and 671336367324101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 693415452 + ... + 694382935.

It is an arithmetic number, because the mean of its divisors is an integer number (36408890709180).

Almost surely, 2^{671336367324154} is an apocalyptic number.

671336367324154 is a deficient number, since it is larger than the sum of its proper divisors (493748135369606).

671336367324154 is a wasteful number, since it uses less digits than its factorization.

671336367324154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387798822.

The product of its digits is 137168640, while the sum is 61.

The spelling of 671336367324154 in words is "six hundred seventy-one trillion, three hundred thirty-six billion, three hundred sixty-seven million, three hundred twenty-four thousand, one hundred fifty-four".