84623077077 has 24 divisors (see below), whose sum is σ = 143184133152. Its totient is φ = 43960039200.

The previous prime is 84623077061. The next prime is 84623077109. The reversal of 84623077077 is 77077032648.

It is not a de Polignac number, because 84623077077 - 2⁴ = 84623077061 is a prime.

It is a super-2 number, since 2×84623077077² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84623277077) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26165074 + ... + 26168307.

It is an arithmetic number, because the mean of its divisors is an integer number (5966005548).

Almost surely, 2^84623077077 is an apocalyptic number.

It is an amenable number.

84623077077 is a deficient number, since it is larger than the sum of its proper divisors (58561056075).

84623077077 is a wasteful number, since it uses less digits than its factorization.

84623077077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52333409 (or 52333402 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 51.

The spelling of 84623077077 in words is "eighty-four billion, six hundred twenty-three million, seventy-seven thousand, seventy-seven".