1204406131016 has 32 divisors (see below), whose sum is σ = 2463605448480. Its totient is φ = 547446787200.

The previous prime is 1204406131009. The next prime is 1204406131021. The reversal of 1204406131016 is 6101316044021.

It is a self number, because there is not a number n which added to its sum of digits gives 1204406131016.

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, 6158855 + ... + 6351401.

It is an arithmetic number, because the mean of its divisors is an integer number (76987670265).

Almost surely, 2^{1204406131016} is an apocalyptic number.

It is an amenable number.

1204406131016 is an abundant number, since it is smaller than the sum of its proper divisors (1259199317464).

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

1204406131016 is a wasteful number, since it uses less digits than its factorization.

1204406131016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263645 (or 263641 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 1204406131016 in words is "one trillion, two hundred four billion, four hundred six million, one hundred thirty-one thousand, sixteen".