53550446406 has 16 divisors (see below), whose sum is σ = 107424464448. Its totient is φ = 17796220200.

The previous prime is 53550446399. The next prime is 53550446419. The reversal of 53550446406 is 60464405535.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 13480000 + ... + 13483971.

It is an arithmetic number, because the mean of its divisors is an integer number (6714029028).

Almost surely, 2^53550446406 is an apocalyptic number.

53550446406 is an abundant number, since it is smaller than the sum of its proper divisors (53874018042).

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

53550446406 is a wasteful number, since it uses less digits than its factorization.

53550446406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26964307.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 53550446406 in words is "fifty-three billion, five hundred fifty million, four hundred forty-six thousand, four hundred six".