961149722463 has 16 divisors (see below), whose sum is σ = 1627343445760. Its totient is φ = 549228412728.

The previous prime is 961149722417. The next prime is 961149722471. The reversal of 961149722463 is 364227941169.

961149722463 is a `hidden beast` number, since 9 + 61 + 14 + 97 + 22 + 463 = 666.

It is not a de Polignac number, because 961149722463 - 2⁹ = 961149721951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961149722483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2542723945 + ... + 2542724322.

It is an arithmetic number, because the mean of its divisors is an integer number (101708965360).

Almost surely, 2^961149722463 is an apocalyptic number.

961149722463 is a deficient number, since it is larger than the sum of its proper divisors (666193723297).

961149722463 is a wasteful number, since it uses less digits than its factorization.

961149722463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085448283 (or 5085448277 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 961149722463 in words is "nine hundred sixty-one billion, one hundred forty-nine million, seven hundred twenty-two thousand, four hundred sixty-three".