83420853414 has 36 divisors (see below), whose sum is σ = 169709450508. Its totient is φ = 27336949920.

The previous prime is 83420853407. The next prime is 83420853419. The reversal of 83420853414 is 41435802438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83420853419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 43155192 + ... + 43157124.

It is an arithmetic number, because the mean of its divisors is an integer number (4714151403).

Almost surely, 2^83420853414 is an apocalyptic number.

83420853414 is an abundant number, since it is smaller than the sum of its proper divisors (86288597094).

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

83420853414 is an frugal number, since it uses more digits than its factorization.

83420853414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993 (or 1999 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 83420853414 in words is "eighty-three billion, four hundred twenty million, eight hundred fifty-three thousand, four hundred fourteen".