85677966951 has 16 divisors (see below), whose sum is σ = 117182042880. Its totient is φ = 55650041280.

The previous prime is 85677966887. The next prime is 85677966989. The reversal of 85677966951 is 15966977658.

It is not a de Polignac number, because 85677966951 - 2⁶ = 85677966887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85677966991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380395 + ... + 562188.

It is an arithmetic number, because the mean of its divisors is an integer number (7323877680).

Almost surely, 2^85677966951 is an apocalyptic number.

85677966951 is a deficient number, since it is larger than the sum of its proper divisors (31504075929).

85677966951 is a wasteful number, since it uses less digits than its factorization.

85677966951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943366.

The product of its digits is 171460800, while the sum is 69.

The spelling of 85677966951 in words is "eighty-five billion, six hundred seventy-seven million, nine hundred sixty-six thousand, nine hundred fifty-one".