5221000055425 has 96 divisors (see below), whose sum is σ = 8127945492480. Its totient is φ = 3231952550400.

The previous prime is 5221000055353. The next prime is 5221000055443. The reversal of 5221000055425 is 5245500001225.

It is a happy number.

It is not a de Polignac number, because 5221000055425 - 2²¹ = 5220997958273 is a prime.

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 95 ways as a sum of consecutive naturals, for example, 256009029 + ... + 256029421.

It is an arithmetic number, because the mean of its divisors is an integer number (84666098880).

Almost surely, 2^{5221000055425} is an apocalyptic number.

5221000055425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5221000055425 is a deficient number, since it is larger than the sum of its proper divisors (2906945437055).

5221000055425 is a wasteful number, since it uses less digits than its factorization.

5221000055425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21343 (or 21338 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 5221000055425 in words is "five trillion, two hundred twenty-one billion, fifty-five thousand, four hundred twenty-five".