55330403315 has 32 divisors (see below), whose sum is σ = 72741666816. Its totient is φ = 40068927360.

The previous prime is 55330403279. The next prime is 55330403341. The reversal of 55330403315 is 51330403355.

It is not a de Polignac number, because 55330403315 - 2¹⁰ = 55330402291 is a prime.

It is a super-2 number, since 2×55330403315² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 15312449 + ... + 15316061.

It is an arithmetic number, because the mean of its divisors is an integer number (2273177088).

Almost surely, 2^55330403315 is an apocalyptic number.

55330403315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55330403315 is a deficient number, since it is larger than the sum of its proper divisors (17411263501).

55330403315 is a wasteful number, since it uses less digits than its factorization.

55330403315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4739.

The product of its (nonzero) digits is 40500, while the sum is 32.

It can be divided in two parts, 5533040 and 3315, that added together give a palindrome (5536355).

The spelling of 55330403315 in words is "fifty-five billion, three hundred thirty million, four hundred three thousand, three hundred fifteen".