671424531393 has 48 divisors (see below), whose sum is σ = 1136374847424. Its totient is φ = 348696915840.

The previous prime is 671424531353. The next prime is 671424531419. The reversal of 671424531393 is 393135424176.

It is not a de Polignac number, because 671424531393 - 2⁶ = 671424531329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (671424531353) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6085071 + ... + 6194427.

It is an arithmetic number, because the mean of its divisors is an integer number (23674475988).

Almost surely, 2^671424531393 is an apocalyptic number.

It is an amenable number.

671424531393 is a deficient number, since it is larger than the sum of its proper divisors (464950316031).

671424531393 is a wasteful number, since it uses less digits than its factorization.

671424531393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113182 (or 113175 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 48.

The spelling of 671424531393 in words is "six hundred seventy-one billion, four hundred twenty-four million, five hundred thirty-one thousand, three hundred ninety-three".