86758953377 has 4 divisors (see below), whose sum is σ = 86778906900. Its totient is φ = 86738999856.

The previous prime is 86758953367. The next prime is 86758953383. The reversal of 86758953377 is 77335985768.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29611182241 + 57147771136 = 172079^2 + 239056^2 .

It is a cyclic number.

It is not a de Polignac number, because 86758953377 - 2⁶ = 86758953313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86758953367) 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, 9970238 + ... + 9978935.

It is an arithmetic number, because the mean of its divisors is an integer number (21694726725).

Almost surely, 2^86758953377 is an apocalyptic number.

It is an amenable number.

86758953377 is a deficient number, since it is larger than the sum of its proper divisors (19953523).

86758953377 is a wasteful number, since it uses less digits than its factorization.

86758953377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19953522.

The product of its digits is 266716800, while the sum is 68.

The spelling of 86758953377 in words is "eighty-six billion, seven hundred fifty-eight million, nine hundred fifty-three thousand, three hundred seventy-seven".