402200004645 has 48 divisors (see below), whose sum is σ = 700081462080. Its totient is φ = 213604998912.

The previous prime is 402200004631. The next prime is 402200004653. The reversal of 402200004645 is 546400002204.

It is not a de Polignac number, because 402200004645 - 2⁸ = 402200004389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15141786 + ... + 15168324.

It is an arithmetic number, because the mean of its divisors is an integer number (14585030460).

Almost surely, 2^402200004645 is an apocalyptic number.

402200004645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

402200004645 is a deficient number, since it is larger than the sum of its proper divisors (297881457435).

402200004645 is a wasteful number, since it uses less digits than its factorization.

402200004645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27954 (or 27951 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 402200004645 its reverse (546400002204), we get a palindrome (948600006849).

The spelling of 402200004645 in words is "four hundred two billion, two hundred million, four thousand, six hundred forty-five".