501615055061 has 16 divisors (see below), whose sum is σ = 512676003840. Its totient is φ = 490682752560.

The previous prime is 501615055001. The next prime is 501615055093. The reversal of 501615055061 is 160550516105.

It is a cyclic number.

It is not a de Polignac number, because 501615055061 - 2¹⁰ = 501615054037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501615055001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7259606 + ... + 7328376.

It is an arithmetic number, because the mean of its divisors is an integer number (32042250240).

Almost surely, 2^501615055061 is an apocalyptic number.

It is an amenable number.

501615055061 is a deficient number, since it is larger than the sum of its proper divisors (11060948779).

501615055061 is a wasteful number, since it uses less digits than its factorization.

501615055061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69704.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 501615055061 in words is "five hundred one billion, six hundred fifteen million, fifty-five thousand, sixty-one".