400705437115 has 4 divisors (see below), whose sum is σ = 480846524544. Its totient is φ = 320564349688.

The previous prime is 400705437107. The next prime is 400705437137. The reversal of 400705437115 is 511734507004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 400705437115 - 2³ = 400705437107 is a prime.

It is a Duffinian 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, 40070543707 + ... + 40070543716.

It is an arithmetic number, because the mean of its divisors is an integer number (120211631136).

Almost surely, 2^400705437115 is an apocalyptic number.

400705437115 is a deficient number, since it is larger than the sum of its proper divisors (80141087429).

400705437115 is an equidigital number, since it uses as much as digits as its factorization.

400705437115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80141087428.

The product of its (nonzero) digits is 58800, while the sum is 37.

The spelling of 400705437115 in words is "four hundred billion, seven hundred five million, four hundred thirty-seven thousand, one hundred fifteen".