1016506500501 has 16 divisors (see below), whose sum is σ = 1384292625408. Its totient is φ = 663198054000.

The previous prime is 1016506500487. The next prime is 1016506500521. The reversal of 1016506500501 is 1050056056101.

It is not a de Polignac number, because 1016506500501 - 2¹⁷ = 1016506369429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016506500521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1466086 + ... + 2045096.

It is an arithmetic number, because the mean of its divisors is an integer number (86518289088).

Almost surely, 2^{1016506500501} is an apocalyptic number.

It is an amenable number.

1016506500501 is a deficient number, since it is larger than the sum of its proper divisors (367786124907).

1016506500501 is a wasteful number, since it uses less digits than its factorization.

1016506500501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591512.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 1016506500501 in words is "one trillion, sixteen billion, five hundred six million, five hundred thousand, five hundred one".