86955199651 has 2 divisors, whose sum is σ = 86955199652. Its totient is φ = 86955199650.

The previous prime is 86955199603. The next prime is 86955199673. The reversal of 86955199651 is 15699155968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86955199651 - 2⁷ = 86955199523 is a prime.

It is a super-3 number, since 3×86955199651³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (86955199691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43477599825 + 43477599826.

It is an arithmetic number, because the mean of its divisors is an integer number (43477599826).

Almost surely, 2^86955199651 is an apocalyptic number.

86955199651 is a deficient number, since it is larger than the sum of its proper divisors (1).

86955199651 is an equidigital number, since it uses as much as digits as its factorization.

86955199651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244000, while the sum is 64.

The spelling of 86955199651 in words is "eighty-six billion, nine hundred fifty-five million, one hundred ninety-nine thousand, six hundred fifty-one".