82490708907 has 64 divisors (see below), whose sum is σ = 124932587520. Its totient is φ = 53785620000.

The previous prime is 82490708851. The next prime is 82490708957. The reversal of 82490708907 is 70980709428.

82490708907 is a `hidden beast` number, since 8 + 2 + 490 + 70 + 89 + 0 + 7 = 666.

It is not a de Polignac number, because 82490708907 - 2¹⁰ = 82490707883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82490708957) 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 63 ways as a sum of consecutive naturals, for example, 109840782 + ... + 109841532.

It is an arithmetic number, because the mean of its divisors is an integer number (1952071680).

Almost surely, 2^82490708907 is an apocalyptic number.

82490708907 is a deficient number, since it is larger than the sum of its proper divisors (42441878613).

82490708907 is a wasteful number, since it uses less digits than its factorization.

82490708907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1295 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 82490708907 in words is "eighty-two billion, four hundred ninety million, seven hundred eight thousand, nine hundred seven".