501016772545 has 8 divisors (see below), whose sum is σ = 601281516096. Its totient is φ = 400772492016.

The previous prime is 501016772537. The next prime is 501016772549. The reversal of 501016772545 is 545277610105.

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 501016772545 - 2³ = 501016772537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501016772549) 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 7 ways as a sum of consecutive naturals, for example, 5061837 + ... + 5159866.

It is an arithmetic number, because the mean of its divisors is an integer number (75160189512).

Almost surely, 2^501016772545 is an apocalyptic number.

It is an amenable number.

501016772545 is a deficient number, since it is larger than the sum of its proper divisors (100264743551).

501016772545 is a wasteful number, since it uses less digits than its factorization.

501016772545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10231511.

The product of its (nonzero) digits is 294000, while the sum is 43.

The spelling of 501016772545 in words is "five hundred one billion, sixteen million, seven hundred seventy-two thousand, five hundred forty-five".