3348555661 has 4 divisors (see below), whose sum is σ = 3652969824. Its totient is φ = 3044141500.

The previous prime is 3348555631. The next prime is 3348555667. The reversal of 3348555661 is 1665558433.

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 3348555661 - 2⁵ = 3348555629 is a prime.

It is a super-2 number, since 2×3348555661² = 22425650029630293842, which 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 (3348555667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152207065 + ... + 152207086.

It is an arithmetic number, because the mean of its divisors is an integer number (913242456).

Almost surely, 2^3348555661 is an apocalyptic number.

It is an amenable number.

3348555661 is a deficient number, since it is larger than the sum of its proper divisors (304414163).

3348555661 is a wasteful number, since it uses less digits than its factorization.

3348555661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304414162.

The product of its digits is 1296000, while the sum is 46.

The square root of 3348555661 is about 57866.7059802094. The cubic root of 3348555661 is about 1496.0720432302.

The spelling of 3348555661 in words is "three billion, three hundred forty-eight million, five hundred fifty-five thousand, six hundred sixty-one".