673211814654 has 40 divisors (see below), whose sum is σ = 1407627995400. Its totient is φ = 214646709904.

The previous prime is 673211814623. The next prime is 673211814661. The reversal of 673211814654 is 456418112376.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1478572 + ... + 1879520.

It is an arithmetic number, because the mean of its divisors is an integer number (35190699885).

Almost surely, 2^673211814654 is an apocalyptic number.

673211814654 is an abundant number, since it is smaller than the sum of its proper divisors (734416180746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673211814654 is an frugal number, since it uses more digits than its factorization.

673211814654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401046 (or 400977 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The spelling of 673211814654 in words is "six hundred seventy-three billion, two hundred eleven million, eight hundred fourteen thousand, six hundred fifty-four".