504121243445 has 32 divisors (see below), whose sum is σ = 635386429440. Its totient is φ = 383465459520.

The previous prime is 504121243411. The next prime is 504121243469. The reversal of 504121243445 is 544342121405.

It is a happy number.

It is not a de Polignac number, because 504121243445 - 2⁸ = 504121243189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18157244 + ... + 18184986.

It is an arithmetic number, because the mean of its divisors is an integer number (19855825920).

Almost surely, 2^504121243445 is an apocalyptic number.

It is an amenable number.

504121243445 is a deficient number, since it is larger than the sum of its proper divisors (131265185995).

504121243445 is a wasteful number, since it uses less digits than its factorization.

504121243445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29825.

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 504121243445 in words is "five hundred four billion, one hundred twenty-one million, two hundred forty-three thousand, four hundred forty-five".