3930129110491 has 16 divisors (see below), whose sum is σ = 4342379782464. Its totient is φ = 3538007317504.

The previous prime is 3930129110489. The next prime is 3930129110513. The reversal of 3930129110491 is 1940119210393.

It is a cyclic number.

It is not a de Polignac number, because 3930129110491 - 2¹ = 3930129110489 is a prime.

It is a super-2 number, since 2×3930129110491² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3930129110461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13445391 + ... + 13734583.

It is an arithmetic number, because the mean of its divisors is an integer number (271398736404).

Almost surely, 2^{3930129110491} is an apocalyptic number.

3930129110491 is a deficient number, since it is larger than the sum of its proper divisors (412250671973).

3930129110491 is a wasteful number, since it uses less digits than its factorization.

3930129110491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323990.

The product of its (nonzero) digits is 52488, while the sum is 43.

The spelling of 3930129110491 in words is "three trillion, nine hundred thirty billion, one hundred twenty-nine million, one hundred ten thousand, four hundred ninety-one".