5254521424445 has 16 divisors (see below), whose sum is σ = 6322937016000. Its totient is φ = 4191955939584.

The previous prime is 5254521424349. The next prime is 5254521424459. The reversal of 5254521424445 is 5444241254525.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5254521424445 - 2⁸ = 5254521424189 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5254521424445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2424134 + ... + 4047896.

It is an arithmetic number, because the mean of its divisors is an integer number (395183563500).

Almost surely, 2^{5254521424445} is an apocalyptic number.

It is an amenable number.

5254521424445 is a deficient number, since it is larger than the sum of its proper divisors (1068415591555).

5254521424445 is a wasteful number, since it uses less digits than its factorization.

5254521424445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625564.

The product of its digits is 5120000, while the sum is 47.

The spelling of 5254521424445 in words is "five trillion, two hundred fifty-four billion, five hundred twenty-one million, four hundred twenty-four thousand, four hundred forty-five".