33423375677 has 4 divisors (see below), whose sum is σ = 33439769760. Its totient is φ = 33406981596.

The previous prime is 33423375673. The next prime is 33423375707. The reversal of 33423375677 is 77657332433.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33423375677 - 2² = 33423375673 is a prime.

It is a super-2 number, since 2×33423375677² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33423375673) 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, 8193983 + ... + 8198060.

It is an arithmetic number, because the mean of its divisors is an integer number (8359942440).

Almost surely, 2^33423375677 is an apocalyptic number.

It is an amenable number.

33423375677 is a deficient number, since it is larger than the sum of its proper divisors (16394083).

33423375677 is a wasteful number, since it uses less digits than its factorization.

33423375677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16394082.

The product of its digits is 6667920, while the sum is 50.

The spelling of 33423375677 in words is "thirty-three billion, four hundred twenty-three million, three hundred seventy-five thousand, six hundred seventy-seven".