40311003156 has 12 divisors (see below), whose sum is σ = 94059007392. Its totient is φ = 13437001048.

The previous prime is 40311003151. The next prime is 40311003169. The reversal of 40311003156 is 65130011304.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40311003151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679625120 + ... + 1679625143.

It is an arithmetic number, because the mean of its divisors is an integer number (7838250616).

Almost surely, 2^40311003156 is an apocalyptic number.

It is an amenable number.

40311003156 is an abundant number, since it is smaller than the sum of its proper divisors (53748004236).

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

40311003156 is a wasteful number, since it uses less digits than its factorization.

40311003156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359250270 (or 3359250268 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The spelling of 40311003156 in words is "forty billion, three hundred eleven million, three thousand, one hundred fifty-six".