55098434859 has 8 divisors (see below), whose sum is σ = 79115701392. Its totient is φ = 33906729120.

The previous prime is 55098434827. The next prime is 55098434861. The reversal of 55098434859 is 95843489055.

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

It is not a de Polignac number, because 55098434859 - 2⁵ = 55098434827 is a prime.

It is a super-2 number, since 2×55098434859² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55098434869) 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, 706390152 + ... + 706390229.

It is an arithmetic number, because the mean of its divisors is an integer number (9889462674).

Almost surely, 2^55098434859 is an apocalyptic number.

55098434859 is a deficient number, since it is larger than the sum of its proper divisors (24017266533).

55098434859 is a wasteful number, since it uses less digits than its factorization.

55098434859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412780397.

The product of its (nonzero) digits is 31104000, while the sum is 60.

The spelling of 55098434859 in words is "fifty-five billion, ninety-eight million, four hundred thirty-four thousand, eight hundred fifty-nine".