33868473145 has 16 divisors (see below), whose sum is σ = 43772323392. Its totient is φ = 25008373440.

The previous prime is 33868473127. The next prime is 33868473167. The reversal of 33868473145 is 54137486833.

It is a de Polignac number, because none of the positive numbers 2^k-33868473145 is a prime.

It is a super-2 number, since 2×33868473145² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33868473092 and 33868473101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1463434 + ... + 1486396.

It is an arithmetic number, because the mean of its divisors is an integer number (2735770212).

Almost surely, 2^33868473145 is an apocalyptic number.

It is an amenable number.

33868473145 is a deficient number, since it is larger than the sum of its proper divisors (9903850247).

33868473145 is a wasteful number, since it uses less digits than its factorization.

33868473145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45672.

The product of its digits is 5806080, while the sum is 52.

The spelling of 33868473145 in words is "thirty-three billion, eight hundred sixty-eight million, four hundred seventy-three thousand, one hundred forty-five".