74436863419 has 2 divisors, whose sum is σ = 74436863420. Its totient is φ = 74436863418.

The previous prime is 74436863411. The next prime is 74436863467. The reversal of 74436863419 is 91436863447.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74436863419 - 2³ = 74436863411 is a prime.

It is a super-2 number, since 2×74436863419² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74436863419.

It is not a weakly prime, because it can be changed into another prime (74436863411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37218431709 + 37218431710.

It is an arithmetic number, because the mean of its divisors is an integer number (37218431710).

Almost surely, 2^74436863419 is an apocalyptic number.

74436863419 is a deficient number, since it is larger than the sum of its proper divisors (1).

74436863419 is an equidigital number, since it uses as much as digits as its factorization.

74436863419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 55.

The spelling of 74436863419 in words is "seventy-four billion, four hundred thirty-six million, eight hundred sixty-three thousand, four hundred nineteen".