961270764499 has 2 divisors, whose sum is σ = 961270764500. Its totient is φ = 961270764498.

The previous prime is 961270764497. The next prime is 961270764533. The reversal of 961270764499 is 994467072169.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 961270764499 - 2¹ = 961270764497 is a prime.

Together with 961270764497, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 961270764499.

It is not a weakly prime, because it can be changed into another prime (961270764497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480635382249 + 480635382250.

It is an arithmetic number, because the mean of its divisors is an integer number (480635382250).

Almost surely, 2^961270764499 is an apocalyptic number.

961270764499 is a deficient number, since it is larger than the sum of its proper divisors (1).

961270764499 is an equidigital number, since it uses as much as digits as its factorization.

961270764499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41150592, while the sum is 64.

The spelling of 961270764499 in words is "nine hundred sixty-one billion, two hundred seventy million, seven hundred sixty-four thousand, four hundred ninety-nine".