33868122738 has 32 divisors (see below), whose sum is σ = 71987408640. Its totient is φ = 10585785600.

The previous prime is 33868122727. The next prime is 33868122749. The reversal of 33868122738 is 83722186833.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (33868122727) and next prime (33868122749).

It is a super-2 number, since 2×33868122738² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

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, 589738 + ... + 644613.

It is an arithmetic number, because the mean of its divisors is an integer number (2249606520).

Almost surely, 2^33868122738 is an apocalyptic number.

33868122738 is an abundant number, since it is smaller than the sum of its proper divisors (38119285902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33868122738 is a wasteful number, since it uses less digits than its factorization.

33868122738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234642.

The product of its digits is 2322432, while the sum is 51.

The spelling of 33868122738 in words is "thirty-three billion, eight hundred sixty-eight million, one hundred twenty-two thousand, seven hundred thirty-eight".