40012868013 has 8 divisors (see below), whose sum is σ = 53351921568. Its totient is φ = 26674529904.

The previous prime is 40012867981. The next prime is 40012868017. The reversal of 40012868013 is 31086821004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40012868013 - 2⁵ = 40012867981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40012868017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30870 + ... + 284567.

It is an arithmetic number, because the mean of its divisors is an integer number (6668990196).

Almost surely, 2^40012868013 is an apocalyptic number.

It is an amenable number.

40012868013 is a deficient number, since it is larger than the sum of its proper divisors (13339053555).

40012868013 is a wasteful number, since it uses less digits than its factorization.

40012868013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357723.

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 40012868013 in words is "forty billion, twelve million, eight hundred sixty-eight thousand, thirteen".