55203250071426 has 16 divisors (see below), whose sum is σ = 110406682675200. Its totient is φ = 18401052935088.

The previous prime is 55203250071371. The next prime is 55203250071449. The reversal of 55203250071426 is 62417005230255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3503761 + ... + 11076228.

It is an arithmetic number, because the mean of its divisors is an integer number (6900417667200).

Almost surely, 2^{55203250071426} is an apocalyptic number.

55203250071426 is an abundant number, since it is smaller than the sum of its proper divisors (55203432603774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55203250071426 is a wasteful number, since it uses less digits than its factorization.

55203250071426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15211033.

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 55203250071426 in words is "fifty-five trillion, two hundred three billion, two hundred fifty million, seventy-one thousand, four hundred twenty-six".