474246989687 has 2 divisors, whose sum is σ = 474246989688. Its totient is φ = 474246989686.

The previous prime is 474246989651. The next prime is 474246989707. The reversal of 474246989687 is 786989642474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 474246989687 - 2¹⁸ = 474246727543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474246989647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237123494843 + 237123494844.

It is an arithmetic number, because the mean of its divisors is an integer number (237123494844).

Almost surely, 2^474246989687 is an apocalyptic number.

474246989687 is a deficient number, since it is larger than the sum of its proper divisors (1).

474246989687 is an equidigital number, since it uses as much as digits as its factorization.

474246989687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1170505728, while the sum is 74.

The spelling of 474246989687 in words is "four hundred seventy-four billion, two hundred forty-six million, nine hundred eighty-nine thousand, six hundred eighty-seven".