1125668852782 has 32 divisors (see below), whose sum is σ = 1811912198400. Its totient is φ = 523291948608.

The previous prime is 1125668852741. The next prime is 1125668852797. The reversal of 1125668852782 is 2872588665211.

It is a super-2 number, since 2×1125668852782² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1125668852782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2088588 + ... + 2571679.

It is an arithmetic number, because the mean of its divisors is an integer number (56622256200).

Almost surely, 2^{1125668852782} is an apocalyptic number.

1125668852782 is a deficient number, since it is larger than the sum of its proper divisors (686243345618).

1125668852782 is a wasteful number, since it uses less digits than its factorization.

1125668852782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4660440.

The product of its digits is 25804800, while the sum is 61.

The spelling of 1125668852782 in words is "one trillion, one hundred twenty-five billion, six hundred sixty-eight million, eight hundred fifty-two thousand, seven hundred eighty-two".