9469742687 has 2 divisors, whose sum is σ = 9469742688. Its totient is φ = 9469742686.

The previous prime is 9469742683. The next prime is 9469742693. The reversal of 9469742687 is 7862479649.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9469742687 - 2² = 9469742683 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9469742683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4734871343 + 4734871344.

It is an arithmetic number, because the mean of its divisors is an integer number (4734871344).

Almost surely, 2^9469742687 is an apocalyptic number.

9469742687 is a deficient number, since it is larger than the sum of its proper divisors (1).

9469742687 is an equidigital number, since it uses as much as digits as its factorization.

9469742687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36578304, while the sum is 62.

The square root of 9469742687 is about 97312.6029196630. The cubic root of 9469742687 is about 2115.6608982930.

The spelling of 9469742687 in words is "nine billion, four hundred sixty-nine million, seven hundred forty-two thousand, six hundred eighty-seven".