673413400068 has 24 divisors (see below), whose sum is σ = 1613765446272. Its totient is φ = 218404345824.

The previous prime is 673413400043. The next prime is 673413400069. The reversal of 673413400068 is 860004314376.

It is a happy number.

It is a super-2 number, since 2×673413400068² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (673413400069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758347980 + ... + 758348867.

It is an arithmetic number, because the mean of its divisors is an integer number (67240226928).

Almost surely, 2^673413400068 is an apocalyptic number.

It is an amenable number.

673413400068 is an abundant number, since it is smaller than the sum of its proper divisors (940352046204).

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

673413400068 is a wasteful number, since it uses less digits than its factorization.

673413400068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516696891 (or 1516696889 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 673413400068 in words is "six hundred seventy-three billion, four hundred thirteen million, four hundred thousand, sixty-eight".