55810059099 has 8 divisors (see below), whose sum is σ = 75817438992. Its totient is φ = 36504692640.

The previous prime is 55810059049. The next prime is 55810059103. The reversal of 55810059099 is 99095001855.

It is a happy number.

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

It is not a de Polignac number, because 55810059099 - 2¹⁵ = 55810026331 is a prime.

It is a super-2 number, since 2×55810059099² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55810059049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175503172 + ... + 175503489.

It is an arithmetic number, because the mean of its divisors is an integer number (9477179874).

Almost surely, 2^55810059099 is an apocalyptic number.

55810059099 is a deficient number, since it is larger than the sum of its proper divisors (20007379893).

55810059099 is a wasteful number, since it uses less digits than its factorization.

55810059099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351006717.

The product of its (nonzero) digits is 729000, while the sum is 51.

The spelling of 55810059099 in words is "fifty-five billion, eight hundred ten million, fifty-nine thousand, ninety-nine".