83378415336436 has 24 divisors (see below), whose sum is σ = 159489699677280. Its totient is φ = 37824821378400.

The previous prime is 83378415336431. The next prime is 83378415336449. The reversal of 83378415336436 is 63463351487338.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83378415336431) 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, 1861435350 + ... + 1861480141.

It is an arithmetic number, because the mean of its divisors is an integer number (6645404153220).

Almost surely, 2^{83378415336436} is an apocalyptic number.

It is an amenable number.

83378415336436 is a deficient number, since it is larger than the sum of its proper divisors (76111284340844).

83378415336436 is a wasteful number, since it uses less digits than its factorization.

83378415336436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3722916015 (or 3722916013 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 64.

The spelling of 83378415336436 in words is "eighty-three trillion, three hundred seventy-eight billion, four hundred fifteen million, three hundred thirty-six thousand, four hundred thirty-six".