402403261364 has 24 divisors (see below), whose sum is σ = 759958671360. Its totient is φ = 185336836704.

The previous prime is 402403261349. The next prime is 402403261369. The reversal of 402403261364 is 463162304204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402403261369) 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, 8052884 + ... + 8102699.

It is an arithmetic number, because the mean of its divisors is an integer number (31664944640).

Almost surely, 2^402403261364 is an apocalyptic number.

It is an amenable number.

402403261364 is a deficient number, since it is larger than the sum of its proper divisors (357555409996).

402403261364 is a wasteful number, since it uses less digits than its factorization.

402403261364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16156079 (or 16156077 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 402403261364 its reverse (463162304204), we get a palindrome (865565565568).

The spelling of 402403261364 in words is "four hundred two billion, four hundred three million, two hundred sixty-one thousand, three hundred sixty-four".