964191373691 has 8 divisors (see below), whose sum is σ = 1186697075424. Its totient is φ = 762876691200.

The previous prime is 964191373667. The next prime is 964191373697. The reversal of 964191373691 is 196373191469.

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

It is not a de Polignac number, because 964191373691 - 2¹⁴ = 964191357307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 964191373691.

It is not an unprimeable number, because it can be changed into a prime (964191373697) 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, 5297754710 + ... + 5297754891.

It is an arithmetic number, because the mean of its divisors is an integer number (148337134428).

Almost surely, 2^964191373691 is an apocalyptic number.

964191373691 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

964191373691 is a deficient number, since it is larger than the sum of its proper divisors (222505701733).

964191373691 is a wasteful number, since it uses less digits than its factorization.

964191373691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10595509621.

The product of its digits is 6613488, while the sum is 59.

The spelling of 964191373691 in words is "nine hundred sixty-four billion, one hundred ninety-one million, three hundred seventy-three thousand, six hundred ninety-one".