402144332100 has 72 divisors (see below), whose sum is σ = 1329757265088. Its totient is φ = 91918704000.

The previous prime is 402144332069. The next prime is 402144332113. The reversal of 402144332100 is 1233441204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95746551 + ... + 95750750.

It is an arithmetic number, because the mean of its divisors is an integer number (18468850904).

Almost surely, 2^402144332100 is an apocalyptic number.

It is an amenable number.

402144332100 is an abundant number, since it is smaller than the sum of its proper divisors (927612932988).

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

402144332100 is a wasteful number, since it uses less digits than its factorization.

402144332100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191497325 (or 191497318 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 402144332100 its reverse (1233441204), we get a palindrome (403377773304).

The spelling of 402144332100 in words is "four hundred two billion, one hundred forty-four million, three hundred thirty-two thousand, one hundred".