400432235233394 has 16 divisors (see below), whose sum is σ = 739259511200448. Its totient is φ = 158412752399952.

The previous prime is 400432235233379. The next prime is 400432235233451. The reversal of 400432235233394 is 493332532234004.

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, 1100088558152 + ... + 1100088558515.

It is an arithmetic number, because the mean of its divisors is an integer number (46203719450028).

Almost surely, 2^{400432235233394} is an apocalyptic number.

400432235233394 is a deficient number, since it is larger than the sum of its proper divisors (338827275967054).

400432235233394 is a wasteful number, since it uses less digits than its factorization.

400432235233394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200177116689.

The product of its (nonzero) digits is 5598720, while the sum is 47.

Adding to 400432235233394 its reverse (493332532234004), we get a palindrome (893764767467398).

The spelling of 400432235233394 in words is "four hundred trillion, four hundred thirty-two billion, two hundred thirty-five million, two hundred thirty-three thousand, three hundred ninety-four".