33788617138 has 16 divisors (see below), whose sum is σ = 53686662624. Its totient is φ = 15893892160.

The previous prime is 33788617127. The next prime is 33788617217. The reversal of 33788617138 is 83171688733.

It is a super-2 number, since 2×33788617138² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124120 + ... + 288067.

It is an arithmetic number, because the mean of its divisors is an integer number (3355416414).

Almost surely, 2^33788617138 is an apocalyptic number.

33788617138 is a deficient number, since it is larger than the sum of its proper divisors (19898045486).

33788617138 is a wasteful number, since it uses less digits than its factorization.

33788617138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414617.

The product of its digits is 4064256, while the sum is 55.

The spelling of 33788617138 in words is "thirty-three billion, seven hundred eighty-eight million, six hundred seventeen thousand, one hundred thirty-eight".