1156442742262 has 16 divisors (see below), whose sum is σ = 1769331322512. Its totient is φ = 566732625120.

The previous prime is 1156442742229. The next prime is 1156442742293. The reversal of 1156442742262 is 2622472446511.

It is a super-2 number, since 2×1156442742262² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16712893 + ... + 16781944.

It is an arithmetic number, because the mean of its divisors is an integer number (110583207657).

Almost surely, 2^{1156442742262} is an apocalyptic number.

1156442742262 is a deficient number, since it is larger than the sum of its proper divisors (612888580250).

1156442742262 is a wasteful number, since it uses less digits than its factorization.

1156442742262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33495183.

The product of its digits is 1290240, while the sum is 46.

The spelling of 1156442742262 in words is "one trillion, one hundred fifty-six billion, four hundred forty-two million, seven hundred forty-two thousand, two hundred sixty-two".