40010323402 has 32 divisors (see below), whose sum is σ = 69651122688. Its totient is φ = 16882064496.

The previous prime is 40010323363. The next prime is 40010323411. The reversal of 40010323402 is 20432301004.

It is a self number, because there is not a number n which added to its sum of digits gives 40010323402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853073 + ... + 1874539.

It is an arithmetic number, because the mean of its divisors is an integer number (2176597584).

Almost surely, 2^40010323402 is an apocalyptic number.

40010323402 is a deficient number, since it is larger than the sum of its proper divisors (29640799286).

40010323402 is a wasteful number, since it uses less digits than its factorization.

40010323402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23530.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 40010323402 its reverse (20432301004), we get a palindrome (60442624406).

The spelling of 40010323402 in words is "forty billion, ten million, three hundred twenty-three thousand, four hundred two".