85552077311999 has 4 divisors (see below), whose sum is σ = 85552329904800. Its totient is φ = 85551824719200.

The previous prime is 85552077311993. The next prime is 85552077312011. The reversal of 85552077311999 is 99911377025558.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85552077311999 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 (85552077311993) 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, 125787674 + ... + 126465975.

It is an arithmetic number, because the mean of its divisors is an integer number (21388082476200).

Almost surely, 2^{85552077311999} is an apocalyptic number.

85552077311999 is a deficient number, since it is larger than the sum of its proper divisors (252592801).

85552077311999 is a wasteful number, since it uses less digits than its factorization.

85552077311999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252592800.

The product of its (nonzero) digits is 214326000, while the sum is 71.

The spelling of 85552077311999 in words is "eighty-five trillion, five hundred fifty-two billion, seventy-seven million, three hundred eleven thousand, nine hundred ninety-nine".