961717212902 has 8 divisors (see below), whose sum is σ = 1451213998416. Its totient is φ = 477979213432.

The previous prime is 961717212901. The next prime is 961717212991. The reversal of 961717212902 is 209212717169.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961717212901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1439696093 + ... + 1439696760.

It is an arithmetic number, because the mean of its divisors is an integer number (181401749802).

Almost surely, 2^961717212902 is an apocalyptic number.

961717212902 is a deficient number, since it is larger than the sum of its proper divisors (489496785514).

961717212902 is a wasteful number, since it uses less digits than its factorization.

961717212902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2879393022.

The product of its (nonzero) digits is 190512, while the sum is 47.

The spelling of 961717212902 in words is "nine hundred sixty-one billion, seven hundred seventeen million, two hundred twelve thousand, nine hundred two".