400484884080 has 40 divisors (see below), whose sum is σ = 1241503141392. Its totient is φ = 106795969024.

The previous prime is 400484883977. The next prime is 400484884117. The reversal of 400484884080 is 80488484004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834343269 + ... + 834343748.

Almost surely, 2^400484884080 is an apocalyptic number.

400484884080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400484884080 is an abundant number, since it is smaller than the sum of its proper divisors (841018257312).

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

400484884080 is a wasteful number, since it uses less digits than its factorization.

400484884080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668687033 (or 1668687027 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 48.

The spelling of 400484884080 in words is "four hundred billion, four hundred eighty-four million, eight hundred eighty-four thousand, eighty".