17424742461 has 24 divisors (see below), whose sum is σ = 27429521760. Its totient is φ = 9808378272.

The previous prime is 17424742457. The next prime is 17424742469. The reversal of 17424742461 is 16424742471.

It is a happy number.

It is not a de Polignac number, because 17424742461 - 2² = 17424742457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17424742469) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 874746 + ... + 894443.

It is an arithmetic number, because the mean of its divisors is an integer number (1142896740).

Almost surely, 2^17424742461 is an apocalyptic number.

It is an amenable number.

17424742461 is a deficient number, since it is larger than the sum of its proper divisors (10004779299).

17424742461 is a wasteful number, since it uses less digits than its factorization.

17424742461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769273 (or 1769266 counting only the distinct ones).

The product of its digits is 301056, while the sum is 42.

The spelling of 17424742461 in words is "seventeen billion, four hundred twenty-four million, seven hundred forty-two thousand, four hundred sixty-one".