747252420619 has 2 divisors, whose sum is σ = 747252420620. Its totient is φ = 747252420618.

The previous prime is 747252420587. The next prime is 747252420623. The reversal of 747252420619 is 916024252747.

It is a strong prime.

It is an emirp because it is prime and its reverse (916024252747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747252420619 - 2⁵ = 747252420587 is a prime.

It is a super-2 number, since 2×747252420619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (747252426619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373626210309 + 373626210310.

It is an arithmetic number, because the mean of its divisors is an integer number (373626210310).

Almost surely, 2^747252420619 is an apocalyptic number.

747252420619 is a deficient number, since it is larger than the sum of its proper divisors (1).

747252420619 is an equidigital number, since it uses as much as digits as its factorization.

747252420619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 747252420619 in words is "seven hundred forty-seven billion, two hundred fifty-two million, four hundred twenty thousand, six hundred nineteen".