764120499 has 8 divisors (see below), whose sum is σ = 1019884800. Its totient is φ = 508884936.

The previous prime is 764120443. The next prime is 764120503. The reversal of 764120499 is 994021467.

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

It is not a de Polignac number, because 764120499 - 2¹² = 764116403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 764120499.

It is not an unprimeable number, because it can be changed into a prime (764120899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128799 + ... + 134600.

It is an arithmetic number, because the mean of its divisors is an integer number (127485600).

Almost surely, 2^764120499 is an apocalyptic number.

764120499 is a deficient number, since it is larger than the sum of its proper divisors (255764301).

764120499 is a wasteful number, since it uses less digits than its factorization.

764120499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264369.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 764120499 is about 27642.7295866381. The cubic root of 764120499 is about 914.2268041901.

The spelling of 764120499 in words is "seven hundred sixty-four million, one hundred twenty thousand, four hundred ninety-nine".