381836404002 has 32 divisors (see below), whose sum is σ = 775123870464. Its totient is φ = 125370550800.

The previous prime is 381836403989. The next prime is 381836404013. The reversal of 381836404002 is 200404638183.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8939677 + ... + 8982287.

It is an arithmetic number, because the mean of its divisors is an integer number (24222620952).

Almost surely, 2^381836404002 is an apocalyptic number.

381836404002 is an abundant number, since it is smaller than the sum of its proper divisors (393287466462).

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

381836404002 is a wasteful number, since it uses less digits than its factorization.

381836404002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64974.

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 381836404002 in words is "three hundred eighty-one billion, eight hundred thirty-six million, four hundred four thousand, two".