78056163004 has 6 divisors (see below), whose sum is σ = 136598285264. Its totient is φ = 39028081500.

The previous prime is 78056162993. The next prime is 78056163007. The reversal of 78056163004 is 40036165087.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78056163007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9757020372 + ... + 9757020379.

Almost surely, 2^78056163004 is an apocalyptic number.

It is an amenable number.

78056163004 is a deficient number, since it is larger than the sum of its proper divisors (58542122260).

78056163004 is a wasteful number, since it uses less digits than its factorization.

78056163004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19514040755 (or 19514040753 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 78056163004 in words is "seventy-eight billion, fifty-six million, one hundred sixty-three thousand, four".