402323401004 has 48 divisors (see below), whose sum is σ = 853803804672. Its totient is φ = 161934120192.

The previous prime is 402323400937. The next prime is 402323401019. The reversal of 402323401004 is 400104323204.

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, 682652 + ... + 1127235.

It is an arithmetic number, because the mean of its divisors is an integer number (17787579264).

Almost surely, 2^402323401004 is an apocalyptic number.

It is an amenable number.

402323401004 is an abundant number, since it is smaller than the sum of its proper divisors (451480403668).

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

402323401004 is a wasteful number, since it uses less digits than its factorization.

402323401004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810382 (or 1810380 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 402323401004 its reverse (400104323204), we get a palindrome (802427724208).

The spelling of 402323401004 in words is "four hundred two billion, three hundred twenty-three million, four hundred one thousand, four".