1306112033540 has 24 divisors (see below), whose sum is σ = 2904178522392. Its totient is φ = 491712765440.

The previous prime is 1306112033531. The next prime is 1306112033573. The reversal of 1306112033540 is 453302116031.

It can be written as a sum of positive squares in 4 ways, for example, as 99669015616 + 1206443017924 = 315704^2 + 1098382^2 .

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, 1920752651 + ... + 1920753330.

It is an arithmetic number, because the mean of its divisors is an integer number (121007438433).

Almost surely, 2^{1306112033540} is an apocalyptic number.

1306112033540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1306112033540 is an abundant number, since it is smaller than the sum of its proper divisors (1598066488852).

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

1306112033540 is a wasteful number, since it uses less digits than its factorization.

1306112033540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841506007 (or 3841506005 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 1306112033540 its reverse (453302116031), we get a palindrome (1759414149571).

The spelling of 1306112033540 in words is "one trillion, three hundred six billion, one hundred twelve million, thirty-three thousand, five hundred forty".