400271825288808 has 64 divisors (see below), whose sum is σ = 1212944925124800. Its totient is φ = 121294492511040.

The previous prime is 400271825288801. The next prime is 400271825288831. The reversal of 400271825288808 is 808882528172004.

400271825288808 is a `hidden beast` number, since 4 + 0 + 0 + 27 + 1 + 8 + 2 + 528 + 8 + 80 + 8 = 666.

It is a super-2 number, since 2×400271825288808² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400271825288801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84232284091 + ... + 84232288842.

It is an arithmetic number, because the mean of its divisors is an integer number (18952264455075).

Almost surely, 2^{400271825288808} is an apocalyptic number.

It is an amenable number.

400271825288808 is an abundant number, since it is smaller than the sum of its proper divisors (812673099835992).

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

400271825288808 is a wasteful number, since it uses less digits than its factorization.

400271825288808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168464572959 (or 168464572949 counting only the distinct ones).

The product of its (nonzero) digits is 36700160, while the sum is 63.

The spelling of 400271825288808 in words is "four hundred trillion, two hundred seventy-one billion, eight hundred twenty-five million, two hundred eighty-eight thousand, eight hundred eight".