82480036505 has 16 divisors (see below), whose sum is σ = 101640614400. Its totient is φ = 64231177920.

The previous prime is 82480036477. The next prime is 82480036519. The reversal of 82480036505 is 50563008428.

It is a de Polignac number, because none of the positive numbers 2^k-82480036505 is a prime.

It is a super-2 number, since 2×82480036505² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1442450 + ... + 1498539.

It is an arithmetic number, because the mean of its divisors is an integer number (6352538400).

Almost surely, 2^82480036505 is an apocalyptic number.

It is an amenable number.

82480036505 is a deficient number, since it is larger than the sum of its proper divisors (19160577895).

82480036505 is a wasteful number, since it uses less digits than its factorization.

82480036505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2941144.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 82480036505 in words is "eighty-two billion, four hundred eighty million, thirty-six thousand, five hundred five".