671463468993031 has 24 divisors (see below), whose sum is σ = 820467964222592. Its totient is φ = 545289530385600.

The previous prime is 671463468992917. The next prime is 671463468993059. The reversal of 671463468993031 is 130399864364176.

It is not a de Polignac number, because 671463468993031 - 2²⁹ = 671462932122119 is a prime.

It is a super-2 number, since 2×671463468993031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671463468993091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6884920056 + ... + 6885017581.

Almost surely, 2^{671463468993031} is an apocalyptic number.

671463468993031 is a deficient number, since it is larger than the sum of its proper divisors (149004495229561).

671463468993031 is a wasteful number, since it uses less digits than its factorization.

671463468993031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13769937703 (or 13769937692 counting only the distinct ones).

The product of its (nonzero) digits is 423263232, while the sum is 70.

The spelling of 671463468993031 in words is "six hundred seventy-one trillion, four hundred sixty-three billion, four hundred sixty-eight million, nine hundred ninety-three thousand, thirty-one".