501112736645 has 8 divisors (see below), whose sum is σ = 605317637760. Its totient is φ = 398235286800.

The previous prime is 501112736611. The next prime is 501112736671. The reversal of 501112736645 is 546637211105.

It is a happy number.

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

It is not a de Polignac number, because 501112736645 - 2⁶ = 501112736581 is a prime.

It is a super-2 number, since 2×501112736645² (a number of 24 digits) contains 22 as substring.

It is a congruent 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, 331861985 + ... + 331863494.

It is an arithmetic number, because the mean of its divisors is an integer number (75664704720).

Almost surely, 2^501112736645 is an apocalyptic number.

It is an amenable number.

501112736645 is a deficient number, since it is larger than the sum of its proper divisors (104204901115).

501112736645 is a wasteful number, since it uses less digits than its factorization.

501112736645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663725635.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 501112736645 in words is "five hundred one billion, one hundred twelve million, seven hundred thirty-six thousand, six hundred forty-five".