33340040667 has 16 divisors (see below), whose sum is σ = 49553553280. Its totient is φ = 22154288616.

The previous prime is 33340040641. The next prime is 33340040687. The reversal of 33340040667 is 76604004333.

It is not a de Polignac number, because 33340040667 - 2²⁷ = 33205822939 is a prime.

It is a super-2 number, since 2×33340040667² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33340040687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2002813 + ... + 2019390.

It is an arithmetic number, because the mean of its divisors is an integer number (3097097080).

Almost surely, 2^33340040667 is an apocalyptic number.

33340040667 is a deficient number, since it is larger than the sum of its proper divisors (16213512613).

33340040667 is a wasteful number, since it uses less digits than its factorization.

33340040667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022519 (or 4022513 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The spelling of 33340040667 in words is "thirty-three billion, three hundred forty million, forty thousand, six hundred sixty-seven".