76362368645 has 4 divisors (see below), whose sum is σ = 91634842380. Its totient is φ = 61089894912.

The previous prime is 76362368587. The next prime is 76362368651. The reversal of 76362368645 is 54686326367.

It is a happy number.

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 48186396196 + 28175972449 = 219514^2 + 167857^2 .

It is a cyclic number.

It is not a de Polignac number, because 76362368645 - 2¹⁶ = 76362303109 is a prime.

It is a super-2 number, since 2×76362368645² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 7636236860 + ... + 7636236869.

It is an arithmetic number, because the mean of its divisors is an integer number (22908710595).

Almost surely, 2^76362368645 is an apocalyptic number.

It is an amenable number.

76362368645 is a deficient number, since it is larger than the sum of its proper divisors (15272473735).

76362368645 is a wasteful number, since it uses less digits than its factorization.

76362368645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15272473734.

The product of its digits is 26127360, while the sum is 56.

The spelling of 76362368645 in words is "seventy-six billion, three hundred sixty-two million, three hundred sixty-eight thousand, six hundred forty-five".