33818822336838 has 48 divisors (see below), whose sum is σ = 84966297454080. Its totient is φ = 8784109696560.

The previous prime is 33818822336837. The next prime is 33818822336839. The reversal of 33818822336838 is 83863322881833.

It is an interprime number because it is at equal distance from previous prime (33818822336837) and next prime (33818822336839).

It is a super-2 number, since 2×33818822336838² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33818822336837) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3327309198 + ... + 3327319361.

It is an arithmetic number, because the mean of its divisors is an integer number (1770131196960).

Almost surely, 2^{33818822336838} is an apocalyptic number.

33818822336838 is an abundant number, since it is smaller than the sum of its proper divisors (51147475117242).

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

33818822336838 is a wasteful number, since it uses less digits than its factorization.

33818822336838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6654628593 (or 6654628582 counting only the distinct ones).

The product of its digits is 191102976, while the sum is 66.

The spelling of 33818822336838 in words is "thirty-three trillion, eight hundred eighteen billion, eight hundred twenty-two million, three hundred thirty-six thousand, eight hundred thirty-eight".