524663550505421 has 8 divisors (see below), whose sum is σ = 547499362549824. Its totient is φ = 501829767904960.

The previous prime is 524663550505357. The next prime is 524663550505441. The reversal of 524663550505421 is 124505055366425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 524663550505421 - 2⁶ = 524663550505357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (524663550505441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506832671 + ... + 507866796.

It is an arithmetic number, because the mean of its divisors is an integer number (68437420318728).

Almost surely, 2^{524663550505421} is an apocalyptic number.

It is an amenable number.

524663550505421 is a deficient number, since it is larger than the sum of its proper divisors (22835812044403).

524663550505421 is a wasteful number, since it uses less digits than its factorization.

524663550505421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014721971.

The product of its (nonzero) digits is 21600000, while the sum is 53.

The spelling of 524663550505421 in words is "five hundred twenty-four trillion, six hundred sixty-three billion, five hundred fifty million, five hundred five thousand, four hundred twenty-one".