40400000316 has 120 divisors (see below), whose sum is σ = 114012867584. Its totient is φ = 12400698240.

The previous prime is 40400000309. The next prime is 40400000413. The reversal of 40400000316 is 61300000404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1761861 + ... + 1784643.

Almost surely, 2^40400000316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40400000316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57006433792).

40400000316 is an abundant number, since it is smaller than the sum of its proper divisors (73612867268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40400000316 is a wasteful number, since it uses less digits than its factorization.

40400000316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23233 (or 23222 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The spelling of 40400000316 in words is "forty billion, four hundred million, three hundred sixteen", and thus it is an aban number.