5566838901 has 8 divisors (see below), whose sum is σ = 7993409760. Its totient is φ = 3425746992.

The previous prime is 5566838897. The next prime is 5566838903. The reversal of 5566838901 is 1098386655.

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

It is not a de Polignac number, because 5566838901 - 2² = 5566838897 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566838903) 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 7 ways as a sum of consecutive naturals, for example, 71369691 + ... + 71369768.

It is an arithmetic number, because the mean of its divisors is an integer number (999176220).

Almost surely, 2^5566838901 is an apocalyptic number.

It is an amenable number.

5566838901 is a deficient number, since it is larger than the sum of its proper divisors (2426570859).

5566838901 is a wasteful number, since it uses less digits than its factorization.

5566838901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142739475.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The square root of 5566838901 is about 74611.2518391161. The cubic root of 5566838901 is about 1772.2958388445.

The spelling of 5566838901 in words is "five billion, five hundred sixty-six million, eight hundred thirty-eight thousand, nine hundred one".