964156793828245 has 4 divisors (see below), whose sum is σ = 1156988152593900. Its totient is φ = 771325435062592.

The previous prime is 964156793828243. The next prime is 964156793828257. The reversal of 964156793828245 is 542828397651469.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 537920908106884 + 426235885721361 = 23193122^2 + 20645481^2 .

It is a cyclic number.

It is not a de Polignac number, because 964156793828245 - 2¹ = 964156793828243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964156793828243) 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, 96415679382820 + ... + 96415679382829.

It is an arithmetic number, because the mean of its divisors is an integer number (289247038148475).

Almost surely, 2^{964156793828245} is an apocalyptic number.

It is an amenable number.

964156793828245 is a deficient number, since it is larger than the sum of its proper divisors (192831358765655).

964156793828245 is a wasteful number, since it uses less digits than its factorization.

964156793828245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192831358765654.

The product of its digits is 6270566400, while the sum is 79.

The spelling of 964156793828245 in words is "nine hundred sixty-four trillion, one hundred fifty-six billion, seven hundred ninety-three million, eight hundred twenty-eight thousand, two hundred forty-five".