400654085202 has 24 divisors (see below), whose sum is σ = 992095830336. Its totient is φ = 114472595736.

The previous prime is 400654085201. The next prime is 400654085243. The reversal of 400654085202 is 202580456004.

It is a happy number.

400654085202 is a `hidden beast` number, since 40 + 0 + 6 + 5 + 408 + 5 + 202 = 666.

It is not an unprimeable number, because it can be changed into a prime (400654085201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1589897038 + ... + 1589897289.

It is an arithmetic number, because the mean of its divisors is an integer number (41337326264).

Almost surely, 2^400654085202 is an apocalyptic number.

400654085202 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

400654085202 is an abundant number, since it is smaller than the sum of its proper divisors (591441745134).

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

400654085202 is a wasteful number, since it uses less digits than its factorization.

400654085202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3179794342 (or 3179794339 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 400654085202 in words is "four hundred billion, six hundred fifty-four million, eighty-five thousand, two hundred two".