82306590917782 has 128 divisors (see below), whose sum is σ = 162561198182400. Its totient is φ = 30279307766400.

The previous prime is 82306590917779. The next prime is 82306590917791. The reversal of 82306590917782 is 28771909560328.

It is a super-2 number, since 2×82306590917782² (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 63 ways as a sum of consecutive naturals, for example, 4109360944 + ... + 4109380972.

It is an arithmetic number, because the mean of its divisors is an integer number (1270009360800).

Almost surely, 2^{82306590917782} is an apocalyptic number.

82306590917782 is a deficient number, since it is larger than the sum of its proper divisors (80254607264618).

82306590917782 is a wasteful number, since it uses less digits than its factorization.

82306590917782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24642.

The product of its (nonzero) digits is 91445760, while the sum is 67.

The spelling of 82306590917782 in words is "eighty-two trillion, three hundred six billion, five hundred ninety million, nine hundred seventeen thousand, seven hundred eighty-two".