78132073016 has 32 divisors (see below), whose sum is σ = 151423009200. Its totient is φ = 37774314240.

The previous prime is 78132072989. The next prime is 78132073027. The reversal of 78132073016 is 61037023187.

It is a super-2 number, since 2×78132073016² (a number of 23 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1328045 + ... + 1385628.

Almost surely, 2^78132073016 is an apocalyptic number.

It is an amenable number.

78132073016 is a deficient number, since it is larger than the sum of its proper divisors (73290936184).

78132073016 is a wasteful number, since it uses less digits than its factorization.

78132073016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713799 (or 2713795 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 78132073016 in words is "seventy-eight billion, one hundred thirty-two million, seventy-three thousand, sixteen".