974619819479 has 2 divisors, whose sum is σ = 974619819480. Its totient is φ = 974619819478.

The previous prime is 974619819427. The next prime is 974619819517. The reversal of 974619819479 is 974918916479.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 974619819479 - 2²⁰ = 974618770903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974619819379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487309909739 + 487309909740.

It is an arithmetic number, because the mean of its divisors is an integer number (487309909740).

Almost surely, 2^974619819479 is an apocalyptic number.

974619819479 is a deficient number, since it is larger than the sum of its proper divisors (1).

974619819479 is an equidigital number, since it uses as much as digits as its factorization.

974619819479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246903552, while the sum is 74.

The spelling of 974619819479 in words is "nine hundred seventy-four billion, six hundred nineteen million, eight hundred nineteen thousand, four hundred seventy-nine".