33772671047 has 4 divisors (see below), whose sum is σ = 33898220280. Its totient is φ = 33647121816.

The previous prime is 33772671013. The next prime is 33772671061. The reversal of 33772671047 is 74017627733.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33772671047 - 2⁶ = 33772670983 is a prime.

It is a super-2 number, since 2×33772671047² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33772670992 and 33772671010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33772671067) 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, 62774213 + ... + 62774750.

It is an arithmetic number, because the mean of its divisors is an integer number (8474555070).

Almost surely, 2^33772671047 is an apocalyptic number.

33772671047 is a deficient number, since it is larger than the sum of its proper divisors (125549233).

33772671047 is a wasteful number, since it uses less digits than its factorization.

33772671047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125549232.

The product of its (nonzero) digits is 1037232, while the sum is 47.

The spelling of 33772671047 in words is "thirty-three billion, seven hundred seventy-two million, six hundred seventy-one thousand, forty-seven".