402102401412 has 48 divisors (see below), whose sum is σ = 993587273280. Its totient is φ = 126129733632.

The previous prime is 402102401387. The next prime is 402102401431. The reversal of 402102401412 is 214104201204.

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, 1157764 + ... + 1464452.

It is an arithmetic number, because the mean of its divisors is an integer number (20699734860).

Almost surely, 2^402102401412 is an apocalyptic number.

It is an amenable number.

402102401412 is an abundant number, since it is smaller than the sum of its proper divisors (591484871868).

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

402102401412 is a wasteful number, since it uses less digits than its factorization.

402102401412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313140 (or 313138 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 402102401412 its reverse (214104201204), we get a palindrome (616206602616).

The spelling of 402102401412 in words is "four hundred two billion, one hundred two million, four hundred one thousand, four hundred twelve".