400734043730 has 16 divisors (see below), whose sum is σ = 721519346304. Its totient is φ = 160249602480.

The previous prime is 400734043709. The next prime is 400734043741. The reversal of 400734043730 is 37340437004.

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, 5463626 + ... + 5536485.

It is an arithmetic number, because the mean of its divisors is an integer number (45094959144).

Almost surely, 2^400734043730 is an apocalyptic number.

400734043730 is a deficient number, since it is larger than the sum of its proper divisors (320785302574).

400734043730 is a wasteful number, since it uses less digits than its factorization.

400734043730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11003761.

The product of its (nonzero) digits is 84672, while the sum is 35.

The spelling of 400734043730 in words is "four hundred billion, seven hundred thirty-four million, forty-three thousand, seven hundred thirty".