55126828799 has 8 divisors (see below), whose sum is σ = 65174576160. Its totient is φ = 45622202976.

The previous prime is 55126828793. The next prime is 55126828871. The reversal of 55126828799 is 99782862155.

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

It is not a de Polignac number, because 55126828799 - 2¹² = 55126824703 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 (55126828793) 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, 135780164 + ... + 135780569.

It is an arithmetic number, because the mean of its divisors is an integer number (8146822020).

Almost surely, 2^55126828799 is an apocalyptic number.

55126828799 is a deficient number, since it is larger than the sum of its proper divisors (10047747361).

55126828799 is a wasteful number, since it uses less digits than its factorization.

55126828799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271560769.

The product of its digits is 21772800, while the sum is 62.

The spelling of 55126828799 in words is "fifty-five billion, one hundred twenty-six million, eight hundred twenty-eight thousand, seven hundred ninety-nine".