82538051698 has 16 divisors (see below), whose sum is σ = 127174249944. Its totient is φ = 40147004160.

The previous prime is 82538051693. The next prime is 82538051699. The reversal of 82538051698 is 89615083528.

It can be written as a sum of positive squares in 4 ways, for example, as 81837761329 + 700290369 = 286073^2 + 26463^2 .

It is not an unprimeable number, because it can be changed into a prime (82538051693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373888 + ... + 552148.

Almost surely, 2^82538051698 is an apocalyptic number.

82538051698 is a deficient number, since it is larger than the sum of its proper divisors (44636198246).

82538051698 is a wasteful number, since it uses less digits than its factorization.

82538051698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184557.

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 82538051698 in words is "eighty-two billion, five hundred thirty-eight million, fifty-one thousand, six hundred ninety-eight".