33480339138 has 24 divisors (see below), whose sum is σ = 76807837548. Its totient is φ = 10503635712.

The previous prime is 33480339097. The next prime is 33480339169. The reversal of 33480339138 is 83193308433.

33480339138 is a `hidden beast` number, since 3 + 3 + 480 + 3 + 39 + 138 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 33312455289 + 167883849 = 182517^2 + 12957^2 .

It is a super-2 number, since 2×33480339138² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33480339093 and 33480339102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54706131 + ... + 54706742.

Almost surely, 2^33480339138 is an apocalyptic number.

33480339138 is an abundant number, since it is smaller than the sum of its proper divisors (43327498410).

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

33480339138 is a wasteful number, since it uses less digits than its factorization.

33480339138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109412898 (or 109412895 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 33480339138 in words is "thirty-three billion, four hundred eighty million, three hundred thirty-nine thousand, one hundred thirty-eight".