964939455505 has 8 divisors (see below), whose sum is σ = 1157954289192. Its totient is φ = 771933602688.

The previous prime is 964939455481. The next prime is 964939455509. The reversal of 964939455505 is 505554939469.

964939455505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 113898150144 + 851041305361 = 337488^2 + 922519^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 964939455505 - 2³¹ = 962791971857 is a prime.

It is a super-2 number, since 2×964939455505² (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 (964939455509) 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, 2006532 + ... + 2440501.

It is an arithmetic number, because the mean of its divisors is an integer number (144744286149).

Almost surely, 2^964939455505 is an apocalyptic number.

It is an amenable number.

964939455505 is a deficient number, since it is larger than the sum of its proper divisors (193014833687).

964939455505 is a wasteful number, since it uses less digits than its factorization.

964939455505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4490435.

The product of its (nonzero) digits is 131220000, while the sum is 64.

The spelling of 964939455505 in words is "nine hundred sixty-four billion, nine hundred thirty-nine million, four hundred fifty-five thousand, five hundred five".