400452025052205 has 32 divisors (see below), whose sum is σ = 813616812806400. Its totient is φ = 183063782880576.

The previous prime is 400452025052179. The next prime is 400452025052239. The reversal of 400452025052205 is 502250520254004.

400452025052205 is a `hidden beast` number, since 40 + 0 + 4 + 520 + 25 + 0 + 52 + 20 + 5 = 666.

It is not a de Polignac number, because 400452025052205 - 2¹⁶ = 400452024986669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400452025052205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211879377390 + ... + 211879379279.

It is an arithmetic number, because the mean of its divisors is an integer number (25425525400200).

Almost surely, 2^{400452025052205} is an apocalyptic number.

400452025052205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

400452025052205 is an abundant number, since it is smaller than the sum of its proper divisors (413164787754195).

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

400452025052205 is a wasteful number, since it uses less digits than its factorization.

400452025052205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423758756690 (or 423758756684 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

The spelling of 400452025052205 in words is "four hundred trillion, four hundred fifty-two billion, twenty-five million, fifty-two thousand, two hundred five".