78335483900012 has 12 divisors (see below), whose sum is σ = 137087211962400. Its totient is φ = 39167709053616.

The previous prime is 78335483899999. The next prime is 78335483900021. The reversal of 78335483900012 is 21000938453387.

It is a happy number.

It is a super-2 number, since 2×78335483900012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2409428 + ... + 12746619.

It is an arithmetic number, because the mean of its divisors is an integer number (11423934330200).

Almost surely, 2^{78335483900012} is an apocalyptic number.

It is an amenable number.

78335483900012 is a deficient number, since it is larger than the sum of its proper divisors (58751728062388).

78335483900012 is a wasteful number, since it uses less digits than its factorization.

78335483900012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16448200 (or 16448198 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 78335483900012 in words is "seventy-eight trillion, three hundred thirty-five billion, four hundred eighty-three million, nine hundred thousand, twelve".