501093656945 has 8 divisors (see below), whose sum is σ = 687214158144. Its totient is φ = 343607079024.

The previous prime is 501093656929. The next prime is 501093656977. The reversal of 501093656945 is 549656390105.

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 501093656945 - 2⁴ = 501093656929 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7158480779 + ... + 7158480848.

It is an arithmetic number, because the mean of its divisors is an integer number (85901769768).

Almost surely, 2^501093656945 is an apocalyptic number.

It is an amenable number.

501093656945 is a deficient number, since it is larger than the sum of its proper divisors (186120501199).

501093656945 is a wasteful number, since it uses less digits than its factorization.

501093656945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14316961639.

The product of its (nonzero) digits is 4374000, while the sum is 53.

The spelling of 501093656945 in words is "five hundred one billion, ninety-three million, six hundred fifty-six thousand, nine hundred forty-five".