401240488800 has 72 divisors (see below), whose sum is σ = 1306037798856. Its totient is φ = 106997463040.

The previous prime is 401240488777. The next prime is 401240488889. The reversal of 401240488800 is 8884042104.

It is a congruent number.

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, 83589369 + ... + 83594168.

It is an arithmetic number, because the mean of its divisors is an integer number (18139413873).

Almost surely, 2^401240488800 is an apocalyptic number.

401240488800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401240488800 is an abundant number, since it is smaller than the sum of its proper divisors (904797310056).

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

401240488800 is a wasteful number, since it uses less digits than its factorization.

401240488800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167183560 (or 167183547 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 39.

The spelling of 401240488800 in words is "four hundred one billion, two hundred forty million, four hundred eighty-eight thousand, eight hundred".