33985869495151 has 16 divisors (see below), whose sum is σ = 41079025557760. Its totient is φ = 27466754071680.

The previous prime is 33985869495119. The next prime is 33985869495163. The reversal of 33985869495151 is 15159496858933.

It is not a de Polignac number, because 33985869495151 - 2⁵ = 33985869495119 is a prime.

It is a super-2 number, since 2×33985869495151² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33985869490151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 605500026 + ... + 605556151.

It is an arithmetic number, because the mean of its divisors is an integer number (2567439097360).

Almost surely, 2^{33985869495151} is an apocalyptic number.

33985869495151 is a deficient number, since it is larger than the sum of its proper divisors (7093156062609).

33985869495151 is a wasteful number, since it uses less digits than its factorization.

33985869495151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211056414.

The product of its digits is 1259712000, while the sum is 76.

The spelling of 33985869495151 in words is "thirty-three trillion, nine hundred eighty-five billion, eight hundred sixty-nine million, four hundred ninety-five thousand, one hundred fifty-one".