402500141800 has 48 divisors (see below), whose sum is σ = 936019153440. Its totient is φ = 160964560320.

The previous prime is 402500141779. The next prime is 402500141839. The reversal of 402500141800 is 8141005204.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 697039 + ... + 1136161.

It is an arithmetic number, because the mean of its divisors is an integer number (19500399030).

Almost surely, 2^402500141800 is an apocalyptic number.

402500141800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402500141800 is an abundant number, since it is smaller than the sum of its proper divisors (533519011640).

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

402500141800 is a wasteful number, since it uses less digits than its factorization.

402500141800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443722 (or 443713 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The spelling of 402500141800 in words is "four hundred two billion, five hundred million, one hundred forty-one thousand, eight hundred".