33516837042 has 64 divisors (see below), whose sum is σ = 73241486976. Its totient is φ = 10162920960.

The previous prime is 33516837037. The next prime is 33516837073. The reversal of 33516837042 is 24073861533.

It is a super-2 number, since 2×33516837042² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33516836985 and 33516837003.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10594953 + ... + 10598115.

It is an arithmetic number, because the mean of its divisors is an integer number (1144398234).

Almost surely, 2^33516837042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33516837042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36620743488).

33516837042 is an abundant number, since it is smaller than the sum of its proper divisors (39724649934).

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

33516837042 is a wasteful number, since it uses less digits than its factorization.

33516837042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5115.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 33516837042 in words is "thirty-three billion, five hundred sixteen million, eight hundred thirty-seven thousand, forty-two".