83690122109638 has 32 divisors (see below), whose sum is σ = 137060813878560. Its totient is φ = 38009487720960.

The previous prime is 83690122109611. The next prime is 83690122109653.

83690122109638 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×83690122109638² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251872420 + ... + 252204472.

It is an arithmetic number, because the mean of its divisors is an integer number (4283150433705).

Almost surely, 2^{83690122109638} is an apocalyptic number.

83690122109638 is a deficient number, since it is larger than the sum of its proper divisors (53370691768922).

83690122109638 is a wasteful number, since it uses less digits than its factorization.

83690122109638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341512.

The product of its (nonzero) digits is 6718464, while the sum is 58.

The spelling of 83690122109638 in words is "eighty-three trillion, six hundred ninety billion, one hundred twenty-two million, one hundred nine thousand, six hundred thirty-eight".