1125606307782 has 64 divisors (see below), whose sum is σ = 2502455897088. Its totient is φ = 334662900000.

The previous prime is 1125606307729. The next prime is 1125606307789. The reversal of 1125606307782 is 2877036065211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125606307789) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 602857 + ... + 1616987.

It is an arithmetic number, because the mean of its divisors is an integer number (39100873392).

Almost surely, 2^{1125606307782} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125606307782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251227948544).

1125606307782 is an abundant number, since it is smaller than the sum of its proper divisors (1376849589306).

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

1125606307782 is a wasteful number, since it uses less digits than its factorization.

1125606307782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014465.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 1125606307782 in words is "one trillion, one hundred twenty-five billion, six hundred six million, three hundred seven thousand, seven hundred eighty-two".