964119345989 has 4 divisors (see below), whose sum is σ = 964253054400. Its totient is φ = 963985637580.

The previous prime is 964119345961. The next prime is 964119346013. The reversal of 964119345989 is 989543911469.

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: 989543911469 = 10193 ⋅97080733.

It is a cyclic number.

It is not a de Polignac number, because 964119345989 - 2⁸ = 964119345733 is a prime.

It is a super-3 number, since 3×964119345989³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964119345589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66843389 + ... + 66857810.

It is an arithmetic number, because the mean of its divisors is an integer number (241063263600).

Almost surely, 2^964119345989 is an apocalyptic number.

It is an amenable number.

964119345989 is a deficient number, since it is larger than the sum of its proper divisors (133708411).

964119345989 is a wasteful number, since it uses less digits than its factorization.

964119345989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133708410.

The product of its digits is 75582720, while the sum is 68.

The spelling of 964119345989 in words is "nine hundred sixty-four billion, one hundred nineteen million, three hundred forty-five thousand, nine hundred eighty-nine".