85650151 has 4 divisors (see below), whose sum is σ = 85826512. Its totient is φ = 85473792.

The previous prime is 85650139. The next prime is 85650181. The reversal of 85650151 is 15105658.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15105658 = 2 ⋅7552829.

It is a cyclic number.

It is not a de Polignac number, because 85650151 - 2¹¹ = 85648103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85650181) 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, 87450 + ... + 88423.

It is an arithmetic number, because the mean of its divisors is an integer number (21456628).

Almost surely, 2^85650151 is an apocalyptic number.

85650151 is a deficient number, since it is larger than the sum of its proper divisors (176361).

85650151 is a wasteful number, since it uses less digits than its factorization.

85650151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176360.

The product of its (nonzero) digits is 6000, while the sum is 31.

The square root of 85650151 is about 9254.7366791282. The cubic root of 85650151 is about 440.8011419976.

The spelling of 85650151 in words is "eighty-five million, six hundred fifty thousand, one hundred fifty-one".