524854930621 has 16 divisors (see below), whose sum is σ = 609588887040. Its totient is φ = 442600179840.

The previous prime is 524854930609. The next prime is 524854930631. The reversal of 524854930621 is 126039458425.

It is a de Polignac number, because none of the positive numbers 2^k-524854930621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524854930631) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1533406 + ... + 1844191.

It is an arithmetic number, because the mean of its divisors is an integer number (38099305440).

Almost surely, 2^524854930621 is an apocalyptic number.

It is an amenable number.

524854930621 is a deficient number, since it is larger than the sum of its proper divisors (84733956419).

524854930621 is a wasteful number, since it uses less digits than its factorization.

524854930621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377964.

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 524854930621 in words is "five hundred twenty-four billion, eight hundred fifty-four million, nine hundred thirty thousand, six hundred twenty-one".