964959140617 has 4 divisors (see below), whose sum is σ = 964964260096. Its totient is φ = 964954021140.

The previous prime is 964959140599. The next prime is 964959140623. The reversal of 964959140617 is 716041959469.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 716041959469 = 164183 ⋅4361243.

It is a cyclic number.

It is not a de Polignac number, because 964959140617 - 2⁷ = 964959140489 is a prime.

It is a super-2 number, since 2×964959140617² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (964959140657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2265753 + ... + 2657734.

It is an arithmetic number, because the mean of its divisors is an integer number (241241065024).

Almost surely, 2^964959140617 is an apocalyptic number.

It is an amenable number.

964959140617 is a deficient number, since it is larger than the sum of its proper divisors (5119479).

964959140617 is a wasteful number, since it uses less digits than its factorization.

964959140617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119478.

The product of its (nonzero) digits is 14696640, while the sum is 61.

The spelling of 964959140617 in words is "nine hundred sixty-four billion, nine hundred fifty-nine million, one hundred forty thousand, six hundred seventeen".