82805305750005 has 32 divisors (see below), whose sum is σ = 132554901744000. Its totient is φ = 44140693969152.

The previous prime is 82805305749967. The next prime is 82805305750033. The reversal of 82805305750005 is 50005750350828.

It is not a de Polignac number, because 82805305750005 - 2¹³ = 82805305741813 is a prime.

It is a super-2 number, since 2×82805305750005² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1148809027 + ... + 1148881103.

It is an arithmetic number, because the mean of its divisors is an integer number (4142340679500).

Almost surely, 2^{82805305750005} is an apocalyptic number.

It is an amenable number.

82805305750005 is a deficient number, since it is larger than the sum of its proper divisors (49749595993995).

82805305750005 is a wasteful number, since it uses less digits than its factorization.

82805305750005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109413.

The product of its (nonzero) digits is 1680000, while the sum is 48.

The spelling of 82805305750005 in words is "eighty-two trillion, eight hundred five billion, three hundred five million, seven hundred fifty thousand, five".