55142203440452 has 48 divisors (see below), whose sum is σ = 101711143497600. Its totient is φ = 26085706479360.

The previous prime is 55142203440449. The next prime is 55142203440469. The reversal of 55142203440452 is 25404430224155.

55142203440452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 219930353 + ... + 220180935.

It is an arithmetic number, because the mean of its divisors is an integer number (2118982156200).

Almost surely, 2^{55142203440452} is an apocalyptic number.

It is an amenable number.

55142203440452 is a deficient number, since it is larger than the sum of its proper divisors (46568940057148).

55142203440452 is a wasteful number, since it uses less digits than its factorization.

55142203440452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254396 (or 254394 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 55142203440452 in words is "fifty-five trillion, one hundred forty-two billion, two hundred three million, four hundred forty thousand, four hundred fifty-two".