3913012987026 has 48 divisors (see below), whose sum is σ = 9263865479232. Its totient is φ = 1094549084640.

The previous prime is 3913012987021. The next prime is 3913012987067. The reversal of 3913012987026 is 6207892103193.

It is a self number, because there is not a number n which added to its sum of digits gives 3913012987026.

It is not an unprimeable number, because it can be changed into a prime (3913012987021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207291526 + ... + 207310401.

It is an arithmetic number, because the mean of its divisors is an integer number (192997197484).

Almost surely, 2^{3913012987026} is an apocalyptic number.

3913012987026 is an abundant number, since it is smaller than the sum of its proper divisors (5350852492206).

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

3913012987026 is a wasteful number, since it uses less digits than its factorization.

3913012987026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414601967 (or 414601956 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 51.

The spelling of 3913012987026 in words is "three trillion, nine hundred thirteen billion, twelve million, nine hundred eighty-seven thousand, twenty-six".