5544626121 has 8 divisors (see below), whose sum is σ = 8214260960. Its totient is φ = 3696417396.

The previous prime is 5544626107. The next prime is 5544626141. The reversal of 5544626121 is 1216264455.

5544626121 is a `hidden beast` number, since 5 + 5 + 4 + 4 + 626 + 1 + 21 = 666.

It is not a de Polignac number, because 5544626121 - 2⁶ = 5544626057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5544626141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102678235 + ... + 102678288.

It is an arithmetic number, because the mean of its divisors is an integer number (1026782620).

Almost surely, 2^5544626121 is an apocalyptic number.

It is an amenable number.

5544626121 is a deficient number, since it is larger than the sum of its proper divisors (2669634839).

5544626121 is a wasteful number, since it uses less digits than its factorization.

5544626121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205356532 (or 205356526 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5544626121 is about 74462.2462795745. The cubic root of 5544626121 is about 1769.9354271186.

The spelling of 5544626121 in words is "five billion, five hundred forty-four million, six hundred twenty-six thousand, one hundred twenty-one".