55112153304403 has 32 divisors (see below), whose sum is σ = 62540387284032. Its totient is φ = 48230144409600.

The previous prime is 55112153304379. The next prime is 55112153304407. The reversal of 55112153304403 is 30440335121155.

It is not a de Polignac number, because 55112153304403 - 2²¹ = 55112151207251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55112153304407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7512750 + ... + 12909907.

It is an arithmetic number, because the mean of its divisors is an integer number (1954387102626).

Almost surely, 2^{55112153304403} is an apocalyptic number.

55112153304403 is a deficient number, since it is larger than the sum of its proper divisors (7428233979629).

55112153304403 is a wasteful number, since it uses less digits than its factorization.

55112153304403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20422855.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 55112153304403 its reverse (30440335121155), we get a palindrome (85552488425558).

The spelling of 55112153304403 in words is "fifty-five trillion, one hundred twelve billion, one hundred fifty-three million, three hundred four thousand, four hundred three".