400055354310 has 64 divisors (see below), whose sum is σ = 973649999808. Its totient is φ = 105189310464.

The previous prime is 400055354273. The next prime is 400055354323. The reversal of 400055354310 is 13453550004.

It is a super-2 number, since 2×400055354310² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 348544 + ... + 959996.

It is an arithmetic number, because the mean of its divisors is an integer number (15213281247).

Almost surely, 2^400055354310 is an apocalyptic number.

400055354310 is an abundant number, since it is smaller than the sum of its proper divisors (573594645498).

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

400055354310 is a wasteful number, since it uses less digits than its factorization.

400055354310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611769.

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 400055354310 in words is "four hundred billion, fifty-five million, three hundred fifty-four thousand, three hundred ten".