764148863 has 8 divisors (see below), whose sum is σ = 773355648. Its totient is φ = 754976664.

The previous prime is 764148851. The next prime is 764148881. The reversal of 764148863 is 368841467.

It is a happy number.

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 764148863 - 2¹² = 764144767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764148823) 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, 37256 + ... + 54002.

It is an arithmetic number, because the mean of its divisors is an integer number (96669456).

Almost surely, 2^764148863 is an apocalyptic number.

764148863 is a deficient number, since it is larger than the sum of its proper divisors (9206785).

764148863 is a wasteful number, since it uses less digits than its factorization.

764148863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17293.

The product of its digits is 774144, while the sum is 47.

The square root of 764148863 is about 27643.2426281723. The cubic root of 764148863 is about 914.2381160221.

The spelling of 764148863 in words is "seven hundred sixty-four million, one hundred forty-eight thousand, eight hundred sixty-three".