33340040740 has 12 divisors (see below), whose sum is σ = 70014085596. Its totient is φ = 13336016288.

The previous prime is 33340040693. The next prime is 33340040749. The reversal of 33340040740 is 4704004333.

It can be written as a sum of positive squares in 2 ways, for example, as 10852638976 + 22487401764 = 104176^2 + 149958^2 .

It is a super-2 number, since 2×33340040740² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33340040699 and 33340040708.

It is not an unprimeable number, because it can be changed into a prime (33340040749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833500999 + ... + 833501038.

It is an arithmetic number, because the mean of its divisors is an integer number (5834507133).

Almost surely, 2^33340040740 is an apocalyptic number.

It is an amenable number.

33340040740 is an abundant number, since it is smaller than the sum of its proper divisors (36674044856).

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

33340040740 is a wasteful number, since it uses less digits than its factorization.

33340040740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667002046 (or 1667002044 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 28.

The spelling of 33340040740 in words is "thirty-three billion, three hundred forty million, forty thousand, seven hundred forty".