54571416550 has 48 divisors (see below), whose sum is σ = 119138490720. Its totient is φ = 18204514560.

The previous prime is 54571416547. The next prime is 54571416617. The reversal of 54571416550 is 5561417545.

It is a happy number.

It is a super-2 number, since 2×54571416550² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54571416497 and 54571416506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2094055 + ... + 2119954.

It is an arithmetic number, because the mean of its divisors is an integer number (2482051890).

Almost surely, 2^54571416550 is an apocalyptic number.

54571416550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54571416550 is an abundant number, since it is smaller than the sum of its proper divisors (64567074170).

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

54571416550 is a wasteful number, since it uses less digits than its factorization.

54571416550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4214065 (or 4214060 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 43.

The spelling of 54571416550 in words is "fifty-four billion, five hundred seventy-one million, four hundred sixteen thousand, five hundred fifty".