400235140115 has 8 divisors (see below), whose sum is σ = 480756292848. Its totient is φ = 319872028960.

The previous prime is 400235140073. The next prime is 400235140127. The reversal of 400235140115 is 511041532004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400235140115 - 2⁶ = 400235140051 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39504821 + ... + 39514950.

It is an arithmetic number, because the mean of its divisors is an integer number (60094536606).

Almost surely, 2^400235140115 is an apocalyptic number.

400235140115 is a deficient number, since it is larger than the sum of its proper divisors (80521152733).

400235140115 is a wasteful number, since it uses less digits than its factorization.

400235140115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79020789.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 400235140115 its reverse (511041532004), we get a palindrome (911276672119).

The spelling of 400235140115 in words is "four hundred billion, two hundred thirty-five million, one hundred forty thousand, one hundred fifteen".