78183406072804 has 48 divisors (see below), whose sum is σ = 138678168545280. Its totient is φ = 38564583563520.

The previous prime is 78183406072801. The next prime is 78183406072853. The reversal of 78183406072804 is 40827060438187.

It is a super-2 number, since 2×78183406072804² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78183406072801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2438871144 + ... + 2438903200.

It is an arithmetic number, because the mean of its divisors is an integer number (2889128511360).

Almost surely, 2^{78183406072804} is an apocalyptic number.

It is an amenable number.

78183406072804 is a deficient number, since it is larger than the sum of its proper divisors (60494762472476).

78183406072804 is a wasteful number, since it uses less digits than its factorization.

78183406072804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59188 (or 59186 counting only the distinct ones).

The product of its (nonzero) digits is 14450688, while the sum is 58.

The spelling of 78183406072804 in words is "seventy-eight trillion, one hundred eighty-three billion, four hundred six million, seventy-two thousand, eight hundred four".