961198867277 has 8 divisors (see below), whose sum is σ = 1094171042880. Its totient is φ = 835825101760.

The previous prime is 961198867267. The next prime is 961198867313. The reversal of 961198867277 is 772768891169.

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

It is not a de Polignac number, because 961198867277 - 2⁸ = 961198867021 is a prime.

It is a super-2 number, since 2×961198867277² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 961198867277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961198867207) 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, 1899602252 + ... + 1899602757.

It is an arithmetic number, because the mean of its divisors is an integer number (136771380360).

Almost surely, 2^961198867277 is an apocalyptic number.

It is an amenable number.

961198867277 is a deficient number, since it is larger than the sum of its proper divisors (132972175603).

961198867277 is a wasteful number, since it uses less digits than its factorization.

961198867277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799205043.

The product of its digits is 128024064, while the sum is 71.

The spelling of 961198867277 in words is "nine hundred sixty-one billion, one hundred ninety-eight million, eight hundred sixty-seven thousand, two hundred seventy-seven".