1204239705136 has 40 divisors (see below), whose sum is σ = 2512922200880. Its totient is φ = 555752123136.

The previous prime is 1204239705107. The next prime is 1204239705241. The reversal of 1204239705136 is 6315079324021.

It is a junction number, because it is equal to n+sod(n) for n = 1204239705092 and 1204239705101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2064895 + ... + 2583073.

It is an arithmetic number, because the mean of its divisors is an integer number (62823055022).

Almost surely, 2^{1204239705136} is an apocalyptic number.

1204239705136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1204239705136 is an abundant number, since it is smaller than the sum of its proper divisors (1308682495744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1204239705136 is a wasteful number, since it uses less digits than its factorization.

1204239705136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529373 (or 529367 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 1204239705136 in words is "one trillion, two hundred four billion, two hundred thirty-nine million, seven hundred five thousand, one hundred thirty-six".