40113321087 has 16 divisors (see below), whose sum is σ = 61128126720. Its totient is φ = 22920748032.

The previous prime is 40113321049. The next prime is 40113321107. The reversal of 40113321087 is 78012331104.

It is not a de Polignac number, because 40113321087 - 2⁸ = 40113320831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40113321187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560308 + ... + 627830.

It is an arithmetic number, because the mean of its divisors is an integer number (3820507920).

Almost surely, 2^40113321087 is an apocalyptic number.

40113321087 is a deficient number, since it is larger than the sum of its proper divisors (21014805633).

40113321087 is a wasteful number, since it uses less digits than its factorization.

40113321087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95822.

The product of its (nonzero) digits is 4032, while the sum is 30.

The spelling of 40113321087 in words is "forty billion, one hundred thirteen million, three hundred twenty-one thousand, eighty-seven".