5546256661 has 8 divisors (see below), whose sum is σ = 6135680448. Its totient is φ = 4971036000.

The previous prime is 5546256643. The next prime is 5546256671. The reversal of 5546256661 is 1666526455.

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 5546256661 - 2⁵ = 5546256629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5546256601) 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, 3549960 + ... + 3551521.

It is an arithmetic number, because the mean of its divisors is an integer number (766960056).

Almost surely, 2^5546256661 is an apocalyptic number.

It is an amenable number.

5546256661 is a deficient number, since it is larger than the sum of its proper divisors (589423787).

5546256661 is a wasteful number, since it uses less digits than its factorization.

5546256661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7101563.

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

The square root of 5546256661 is about 74473.1942446408. The cubic root of 5546256661 is about 1770.1089084678.

The spelling of 5546256661 in words is "five billion, five hundred forty-six million, two hundred fifty-six thousand, six hundred sixty-one".