86825468077 has 4 divisors (see below), whose sum is σ = 88297086240. Its totient is φ = 85353849916.

The previous prime is 86825468057. The next prime is 86825468089. The reversal of 86825468077 is 77086452868.

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-86825468077 is a prime.

It is a super-3 number, since 3×86825468077³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86825468017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 735808993 + ... + 735809110.

It is an arithmetic number, because the mean of its divisors is an integer number (22074271560).

Almost surely, 2^86825468077 is an apocalyptic number.

It is an amenable number.

86825468077 is a deficient number, since it is larger than the sum of its proper divisors (1471618163).

86825468077 is a wasteful number, since it uses less digits than its factorization.

86825468077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471618162.

The product of its (nonzero) digits is 36126720, while the sum is 61.

The spelling of 86825468077 in words is "eighty-six billion, eight hundred twenty-five million, four hundred sixty-eight thousand, seventy-seven".