24197826428947 has 2 divisors, whose sum is σ = 24197826428948. Its totient is φ = 24197826428946.

The previous prime is 24197826428891. The next prime is 24197826428989. The reversal of 24197826428947 is 74982462879142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24197826428947 - 2¹⁵ = 24197826396179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24197826428947.

It is not a weakly prime, because it can be changed into another prime (24197826428147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12098913214473 + 12098913214474.

It is an arithmetic number, because the mean of its divisors is an integer number (12098913214474).

Almost surely, 2^{24197826428947} is an apocalyptic number.

24197826428947 is a deficient number, since it is larger than the sum of its proper divisors (1).

24197826428947 is an equidigital number, since it uses as much as digits as its factorization.

24197826428947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 780337152, while the sum is 73.

The spelling of 24197826428947 in words is "twenty-four trillion, one hundred ninety-seven billion, eight hundred twenty-six million, four hundred twenty-eight thousand, nine hundred forty-seven".