74589897911 has 2 divisors, whose sum is σ = 74589897912. Its totient is φ = 74589897910.

The previous prime is 74589897859. The next prime is 74589897913. The reversal of 74589897911 is 11979898547.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74589897911 is a prime.

Together with 74589897913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74589897913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37294948955 + 37294948956.

It is an arithmetic number, because the mean of its divisors is an integer number (37294948956).

Almost surely, 2^74589897911 is an apocalyptic number.

74589897911 is a deficient number, since it is larger than the sum of its proper divisors (1).

74589897911 is an equidigital number, since it uses as much as digits as its factorization.

74589897911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45722880, while the sum is 68.

The spelling of 74589897911 in words is "seventy-four billion, five hundred eighty-nine million, eight hundred ninety-seven thousand, nine hundred eleven".