55196052081331 has 4 divisors (see below), whose sum is σ = 63081202378672. Its totient is φ = 47310901783992.

The previous prime is 55196052081329. The next prime is 55196052081371. The reversal of 55196052081331 is 13318025069155.

55196052081331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55196052081331 - 2¹ = 55196052081329 is a prime.

It is a super-2 number, since 2×55196052081331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55196052081371) 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 3 ways as a sum of consecutive naturals, for example, 3942575148660 + ... + 3942575148673.

It is an arithmetic number, because the mean of its divisors is an integer number (15770300594668).

Almost surely, 2^{55196052081331} is an apocalyptic number.

55196052081331 is a deficient number, since it is larger than the sum of its proper divisors (7885150297341).

55196052081331 is an equidigital number, since it uses as much as digits as its factorization.

55196052081331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885150297340.

The product of its (nonzero) digits is 972000, while the sum is 49.

The spelling of 55196052081331 in words is "fifty-five trillion, one hundred ninety-six billion, fifty-two million, eighty-one thousand, three hundred thirty-one".