400100223344 has 20 divisors (see below), whose sum is σ = 776096647320. Its totient is φ = 199817217600.

The previous prime is 400100223337. The next prime is 400100223373. The reversal of 400100223344 is 443322001004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14541707 + ... + 14569194.

It is an arithmetic number, because the mean of its divisors is an integer number (38804832366).

Almost surely, 2^400100223344 is an apocalyptic number.

It is an amenable number.

400100223344 is a deficient number, since it is larger than the sum of its proper divisors (375996423976).

400100223344 is a wasteful number, since it uses less digits than its factorization.

400100223344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29111768 (or 29111762 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 400100223344 its reverse (443322001004), we get a palindrome (843422224348).

The spelling of 400100223344 in words is "four hundred billion, one hundred million, two hundred twenty-three thousand, three hundred forty-four".