402643343346204 has 24 divisors (see below), whose sum is σ = 939608371466128. Its totient is φ = 134199128211840.

The previous prime is 402643343346197. The next prime is 402643343346247.

402643343346204 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1914836767 + ... + 1915047030.

Almost surely, 2^{402643343346204} is an apocalyptic number.

It is an amenable number.

402643343346204 is an abundant number, since it is smaller than the sum of its proper divisors (536965028119924).

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

402643343346204 is a wasteful number, since it uses less digits than its factorization.

402643343346204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829892565 (or 3829892563 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 48.

The spelling of 402643343346204 in words is "four hundred two trillion, six hundred forty-three billion, three hundred forty-three million, three hundred forty-six thousand, two hundred four".