864616074501 has 4 divisors (see below), whose sum is σ = 1152821432672. Its totient is φ = 576410716332.

The previous prime is 864616074461. The next prime is 864616074521. The reversal of 864616074501 is 105470616468.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 864616074501 - 2⁷ = 864616074373 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864616074521) 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 3 ways as a sum of consecutive naturals, for example, 144102679081 + ... + 144102679086.

It is an arithmetic number, because the mean of its divisors is an integer number (288205358168).

Almost surely, 2^864616074501 is an apocalyptic number.

It is an amenable number.

864616074501 is a deficient number, since it is larger than the sum of its proper divisors (288205358171).

864616074501 is a wasteful number, since it uses less digits than its factorization.

864616074501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288205358170.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 864616074501 in words is "eight hundred sixty-four billion, six hundred sixteen million, seventy-four thousand, five hundred one".