77780583023 has 8 divisors (see below), whose sum is σ = 91378587216. Its totient is φ = 65270419200.

The previous prime is 77780583011. The next prime is 77780583061. The reversal of 77780583023 is 32038508777.

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 77780583023 - 2⁴ = 77780583007 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 (77780583323) 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, 271959938 + ... + 271960223.

It is an arithmetic number, because the mean of its divisors is an integer number (11422323402).

Almost surely, 2^77780583023 is an apocalyptic number.

77780583023 is a deficient number, since it is larger than the sum of its proper divisors (13598004193).

77780583023 is a wasteful number, since it uses less digits than its factorization.

77780583023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543920185.

The product of its (nonzero) digits is 1975680, while the sum is 50.

The spelling of 77780583023 in words is "seventy-seven billion, seven hundred eighty million, five hundred eighty-three thousand, twenty-three".