40401431234 has 16 divisors (see below), whose sum is σ = 60750743040. Its totient is φ = 20151218640.

The previous prime is 40401431207. The next prime is 40401431263. The reversal of 40401431234 is 43213410404.

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, 2849567 + ... + 2863709.

It is an arithmetic number, because the mean of its divisors is an integer number (3796921440).

Almost surely, 2^40401431234 is an apocalyptic number.

40401431234 is a deficient number, since it is larger than the sum of its proper divisors (20349311806).

40401431234 is a wasteful number, since it uses less digits than its factorization.

40401431234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17545.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 40401431234 its reverse (43213410404), we get a palindrome (83614841638).

The spelling of 40401431234 in words is "forty billion, four hundred one million, four hundred thirty-one thousand, two hundred thirty-four".