5546120621 has 4 divisors (see below), whose sum is σ = 5597953632. Its totient is φ = 5494287612.

The previous prime is 5546120609. The next prime is 5546120633. The reversal of 5546120621 is 1260216455.

5546120621 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1260216455 = 5 ⋅252043291.

It is an interprime number because it is at equal distance from previous prime (5546120609) and next prime (5546120633).

It is a cyclic number.

It is not a de Polignac number, because 5546120621 - 2⁶ = 5546120557 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 (5546120651) 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, 25916345 + ... + 25916558.

It is an arithmetic number, because the mean of its divisors is an integer number (1399488408).

Almost surely, 2^5546120621 is an apocalyptic number.

It is an amenable number.

5546120621 is a deficient number, since it is larger than the sum of its proper divisors (51833011).

5546120621 is a wasteful number, since it uses less digits than its factorization.

5546120621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51833010.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 5546120621 is about 74472.2808902749. The cubic root of 5546120621 is about 1770.0944357883.

The spelling of 5546120621 in words is "five billion, five hundred forty-six million, one hundred twenty thousand, six hundred twenty-one".