84546923077 has 4 divisors (see below), whose sum is σ = 84554559936. Its totient is φ = 84539286220.

The previous prime is 84546923063. The next prime is 84546923093. The reversal of 84546923077 is 77032964548.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84546923077 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 (84546923047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3801799 + ... + 3823972.

It is an arithmetic number, because the mean of its divisors is an integer number (21138639984).

Almost surely, 2^84546923077 is an apocalyptic number.

It is an amenable number.

84546923077 is a deficient number, since it is larger than the sum of its proper divisors (7636859).

84546923077 is a wasteful number, since it uses less digits than its factorization.

84546923077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7636858.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 84546923077 in words is "eighty-four billion, five hundred forty-six million, nine hundred twenty-three thousand, seventy-seven".