55244204345 has 16 divisors (see below), whose sum is σ = 72889141248. Its totient is φ = 39861239040.

The previous prime is 55244204329. The next prime is 55244204347. The reversal of 55244204345 is 54340244255.

It is not a de Polignac number, because 55244204345 - 2⁴ = 55244204329 is a prime.

It is a super-2 number, since 2×55244204345² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55244204299 and 55244204308.

It is not an unprimeable number, because it can be changed into a prime (55244204347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3947504 + ... + 3961473.

It is an arithmetic number, because the mean of its divisors is an integer number (4555571328).

Almost surely, 2^55244204345 is an apocalyptic number.

55244204345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55244204345 is a deficient number, since it is larger than the sum of its proper divisors (17644936903).

55244204345 is a wasteful number, since it uses less digits than its factorization.

55244204345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7909120.

The product of its (nonzero) digits is 384000, while the sum is 38.

The spelling of 55244204345 in words is "fifty-five billion, two hundred forty-four million, two hundred four thousand, three hundred forty-five".