961097270899 has 8 divisors (see below), whose sum is σ = 964665063072. Its totient is φ = 957535305600.

The previous prime is 961097270897. The next prime is 961097270933. The reversal of 961097270899 is 998072790169.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 961097270899 - 2¹ = 961097270897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (961097270893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126084 + ... + 1786129.

It is an arithmetic number, because the mean of its divisors is an integer number (120583132884).

Almost surely, 2^961097270899 is an apocalyptic number.

961097270899 is a deficient number, since it is larger than the sum of its proper divisors (3567792173).

961097270899 is a wasteful number, since it uses less digits than its factorization.

961097270899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913437.

The product of its (nonzero) digits is 30862944, while the sum is 67.

The spelling of 961097270899 in words is "nine hundred sixty-one billion, ninety-seven million, two hundred seventy thousand, eight hundred ninety-nine".