961598380057 has 8 divisors (see below), whose sum is σ = 1103897693696. Its totient is φ = 820531095552.

The previous prime is 961598380027. The next prime is 961598380069. The reversal of 961598380057 is 750083895169.

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

It is not a de Polignac number, because 961598380057 - 2³⁵ = 927238641689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 961598379977 and 961598380004.

It is not an unprimeable number, because it can be changed into a prime (961598380027) 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, 308005608 + ... + 308008729.

It is an arithmetic number, because the mean of its divisors is an integer number (137987211712).

Almost surely, 2^961598380057 is an apocalyptic number.

It is an amenable number.

961598380057 is a deficient number, since it is larger than the sum of its proper divisors (142299313639).

961598380057 is a wasteful number, since it uses less digits than its factorization.

961598380057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616014567.

The product of its (nonzero) digits is 16329600, while the sum is 61.

The spelling of 961598380057 in words is "nine hundred sixty-one billion, five hundred ninety-eight million, three hundred eighty thousand, fifty-seven".