86634451201 has 4 divisors (see below), whose sum is σ = 89621846100. Its totient is φ = 83647056304.

The previous prime is 86634451193. The next prime is 86634451229. The reversal of 86634451201 is 10215443668.

It is a happy number.

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 32601913600 + 54032537601 = 180560^2 + 232449^2 .

It is a cyclic number.

It is not a de Polignac number, because 86634451201 - 2³ = 86634451193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86634451271) 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, 1493697406 + ... + 1493697463.

It is an arithmetic number, because the mean of its divisors is an integer number (22405461525).

Almost surely, 2^86634451201 is an apocalyptic number.

It is an amenable number.

86634451201 is a deficient number, since it is larger than the sum of its proper divisors (2987394899).

86634451201 is a wasteful number, since it uses less digits than its factorization.

86634451201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2987394898.

The product of its (nonzero) digits is 138240, while the sum is 40.

Adding to 86634451201 its reverse (10215443668), we get a palindrome (96849894869).

The spelling of 86634451201 in words is "eighty-six billion, six hundred thirty-four million, four hundred fifty-one thousand, two hundred one".