83442086378008 has 64 divisors (see below), whose sum is σ = 160400997429120. Its totient is φ = 40670164819200.

The previous prime is 83442086377987. The next prime is 83442086378059. The reversal of 83442086378008 is 80087368024438.

It is a super-2 number, since 2×83442086378008² (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, 2520359391 + ... + 2520392497.

It is an arithmetic number, because the mean of its divisors is an integer number (2506265584830).

Almost surely, 2^{83442086378008} is an apocalyptic number.

It is an amenable number.

83442086378008 is a deficient number, since it is larger than the sum of its proper divisors (76958911051112).

83442086378008 is a wasteful number, since it uses less digits than its factorization.

83442086378008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39208 (or 39204 counting only the distinct ones).

The product of its (nonzero) digits is 49545216, while the sum is 61.

The spelling of 83442086378008 in words is "eighty-three trillion, four hundred forty-two billion, eighty-six million, three hundred seventy-eight thousand, eight".