77582780030051 has 4 divisors (see below), whose sum is σ = 77585994321912. Its totient is φ = 77579565738192.

The previous prime is 77582780030047. The next prime is 77582780030101. The reversal of 77582780030051 is 15003008728577.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 77582780030051 - 2² = 77582780030047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 77582780029975 and 77582780030002.

It is not an unprimeable number, because it can be changed into a prime (77582780030251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1607109725 + ... + 1607157998.

It is an arithmetic number, because the mean of its divisors is an integer number (19396498580478).

Almost surely, 2^{77582780030051} is an apocalyptic number.

77582780030051 is a deficient number, since it is larger than the sum of its proper divisors (3214291861).

77582780030051 is a wasteful number, since it uses less digits than its factorization.

77582780030051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214291860.

The product of its (nonzero) digits is 3292800, while the sum is 53.

The spelling of 77582780030051 in words is "seventy-seven trillion, five hundred eighty-two billion, seven hundred eighty million, thirty thousand, fifty-one".