402323401010 has 16 divisors (see below), whose sum is σ = 731352243672. Its totient is φ = 159336000000.

The previous prime is 402323400937. The next prime is 402323401019. The reversal of 402323401010 is 10104323204.

It can be written as a sum of positive squares in 4 ways, for example, as 373471321129 + 28852079881 = 611123^2 + 169859^2 .

It is not an unprimeable number, because it can be changed into a prime (402323401019) 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, 199168991 + ... + 199171010.

Almost surely, 2^402323401010 is an apocalyptic number.

402323401010 is a deficient number, since it is larger than the sum of its proper divisors (329028842662).

402323401010 is a wasteful number, since it uses less digits than its factorization.

402323401010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398340109.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 402323401010 its reverse (10104323204), we get a palindrome (412427724214).

The spelling of 402323401010 in words is "four hundred two billion, three hundred twenty-three million, four hundred one thousand, ten".