33552942661 has 8 divisors (see below), whose sum is σ = 38347463744. Its totient is φ = 28758732480.

The previous prime is 33552942649. The next prime is 33552942671. The reversal of 33552942661 is 16624925533.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33552942661 - 2⁹ = 33552942149 is a prime.

It is a super-2 number, since 2×33552942661² (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 (33552942611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240301 + ... + 353341.

It is an arithmetic number, because the mean of its divisors is an integer number (4793432968).

Almost surely, 2^33552942661 is an apocalyptic number.

It is an amenable number.

33552942661 is a deficient number, since it is larger than the sum of its proper divisors (4794521083).

33552942661 is a wasteful number, since it uses less digits than its factorization.

33552942661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155451.

The product of its digits is 1166400, while the sum is 46.

The spelling of 33552942661 in words is "thirty-three billion, five hundred fifty-two million, nine hundred forty-two thousand, six hundred sixty-one".