84320616768074 has 4 divisors (see below), whose sum is σ = 126480925152114. Its totient is φ = 42160308384036.

The previous prime is 84320616768019. The next prime is 84320616768077. The reversal of 84320616768074 is 47086761602348.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 83402099625625 + 918517142449 = 9132475^2 + 958393^2 .

It is a junction number, because it is equal to n+sod(n) for n = 84320616767998 and 84320616768016.

It is not an unprimeable number, because it can be changed into a prime (84320616768077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21080154192017 + ... + 21080154192020.

Almost surely, 2^{84320616768074} is an apocalyptic number.

84320616768074 is a deficient number, since it is larger than the sum of its proper divisors (42160308384040).

84320616768074 is a wasteful number, since it uses less digits than its factorization.

84320616768074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42160308384039.

The product of its (nonzero) digits is 65028096, while the sum is 62.

The spelling of 84320616768074 in words is "eighty-four trillion, three hundred twenty billion, six hundred sixteen million, seven hundred sixty-eight thousand, seventy-four".