3913911792630 has 144 divisors (see below), whose sum is σ = 11851410542400. Its totient is φ = 893563663104.

The previous prime is 3913911792613. The next prime is 3913911792631. The reversal of 3913911792630 is 362971193193.

It is a happy number.

3913911792630 is a `hidden beast` number, since 39 + 1 + 391 + 179 + 26 + 30 = 666.

It is a super-3 number, since 3×3913911792630³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3913911792631) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3261571 + ... + 4297169.

It is an arithmetic number, because the mean of its divisors is an integer number (82301462100).

Almost surely, 2^{3913911792630} is an apocalyptic number.

3913911792630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3913911792630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5925705271200).

3913911792630 is an abundant number, since it is smaller than the sum of its proper divisors (7937498749770).

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

3913911792630 is a wasteful number, since it uses less digits than its factorization.

3913911792630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036483 (or 1036473 counting only the distinct ones).

The product of its (nonzero) digits is 1653372, while the sum is 54.

The spelling of 3913911792630 in words is "three trillion, nine hundred thirteen billion, nine hundred eleven million, seven hundred ninety-two thousand, six hundred thirty".