3916125813623 has 2 divisors, whose sum is σ = 3916125813624. Its totient is φ = 3916125813622.

The previous prime is 3916125813559. The next prime is 3916125813637. The reversal of 3916125813623 is 3263185216193.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3916125813623 - 2⁶ = 3916125813559 is a prime.

It is a super-2 number, since 2×3916125813623² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3916125813653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1958062906811 + 1958062906812.

It is an arithmetic number, because the mean of its divisors is an integer number (1958062906812).

Almost surely, 2^{3916125813623} is an apocalyptic number.

3916125813623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3916125813623 is an equidigital number, since it uses as much as digits as its factorization.

3916125813623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 50.

The spelling of 3916125813623 in words is "three trillion, nine hundred sixteen billion, one hundred twenty-five million, eight hundred thirteen thousand, six hundred twenty-three".