77622437045 has 8 divisors (see below), whose sum is σ = 93317214624. Its totient is φ = 61984422864.

The previous prime is 77622437029. The next prime is 77622437083. The reversal of 77622437045 is 54073422677.

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 77622437045 - 2⁴ = 77622437029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14187839 + ... + 14193308.

It is an arithmetic number, because the mean of its divisors is an integer number (11664651828).

Almost surely, 2^77622437045 is an apocalyptic number.

It is an amenable number.

77622437045 is a deficient number, since it is larger than the sum of its proper divisors (15694777579).

77622437045 is a wasteful number, since it uses less digits than its factorization.

77622437045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28381699.

The product of its (nonzero) digits is 1975680, while the sum is 47.

The spelling of 77622437045 in words is "seventy-seven billion, six hundred twenty-two million, four hundred thirty-seven thousand, forty-five".