964243646546 has 8 divisors (see below), whose sum is σ = 1451016163584. Its totient is φ = 480571592020.

The previous prime is 964243646537. The next prime is 964243646563. The reversal of 964243646546 is 645646342469.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 775114850 + ... + 775116093.

It is an arithmetic number, because the mean of its divisors is an integer number (181377020448).

Almost surely, 2^964243646546 is an apocalyptic number.

964243646546 is a deficient number, since it is larger than the sum of its proper divisors (486772517038).

964243646546 is a wasteful number, since it uses less digits than its factorization.

964243646546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550231256.

The product of its digits is 89579520, while the sum is 59.

The spelling of 964243646546 in words is "nine hundred sixty-four billion, two hundred forty-three million, six hundred forty-six thousand, five hundred forty-six".