82501608501 has 48 divisors (see below), whose sum is σ = 129671173632. Its totient is φ = 50244105600.

The previous prime is 82501608487. The next prime is 82501608517. The reversal of 82501608501 is 10580610528.

It is not a de Polignac number, because 82501608501 - 2¹⁰ = 82501607477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82501608521) 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 47 ways as a sum of consecutive naturals, for example, 5709756 + ... + 5724186.

It is an arithmetic number, because the mean of its divisors is an integer number (2701482784).

Almost surely, 2^82501608501 is an apocalyptic number.

It is an amenable number.

82501608501 is a deficient number, since it is larger than the sum of its proper divisors (47169565131).

82501608501 is a wasteful number, since it uses less digits than its factorization.

82501608501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14954 (or 14951 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The spelling of 82501608501 in words is "eighty-two billion, five hundred one million, six hundred eight thousand, five hundred one".