3913913265 has 24 divisors (see below), whose sum is σ = 6609210048. Its totient is φ = 1977553440.

The previous prime is 3913913251. The next prime is 3913913273. The reversal of 3913913265 is 5623193193.

3913913265 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3913913265 - 2⁵ = 3913913233 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355981 + ... + 366810.

It is an arithmetic number, because the mean of its divisors is an integer number (275383752).

Almost surely, 2^3913913265 is an apocalyptic number.

It is an amenable number.

3913913265 is a deficient number, since it is larger than the sum of its proper divisors (2695296783).

3913913265 is a wasteful number, since it uses less digits than its factorization.

3913913265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722837 (or 722818 counting only the distinct ones).

The product of its digits is 131220, while the sum is 42.

The square root of 3913913265 is about 62561.2760819343. The cubic root of 3913913265 is about 1575.9305179123.

The spelling of 3913913265 in words is "three billion, nine hundred thirteen million, nine hundred thirteen thousand, two hundred sixty-five".