82706556385038 has 16 divisors (see below), whose sum is σ = 165413403202896. Its totient is φ = 27568803722880.

The previous prime is 82706556385027. The next prime is 82706556385069. The reversal of 82706556385038 is 83058365560728.

It is a super-2 number, since 2×82706556385038² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82706556385038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8307883 + ... + 15311238.

It is an arithmetic number, because the mean of its divisors is an integer number (10338337700181).

Almost surely, 2^{82706556385038} is an apocalyptic number.

82706556385038 is an abundant number, since it is smaller than the sum of its proper divisors (82706846817858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82706556385038 is a wasteful number, since it uses less digits than its factorization.

82706556385038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24202739.

The product of its (nonzero) digits is 290304000, while the sum is 66.

The spelling of 82706556385038 in words is "eighty-two trillion, seven hundred six billion, five hundred fifty-six million, three hundred eighty-five thousand, thirty-eight".