1155964843486 has 16 divisors (see below), whose sum is σ = 1745335622736. Its totient is φ = 574187754816.

The previous prime is 1155964843477. The next prime is 1155964843489. The reversal of 1155964843486 is 6843484695511.

It is a super-2 number, since 2×1155964843486² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155964843489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1243170 + ... + 1964026.

It is an arithmetic number, because the mean of its divisors is an integer number (109083476421).

Almost surely, 2^{1155964843486} is an apocalyptic number.

1155964843486 is a deficient number, since it is larger than the sum of its proper divisors (589370779250).

1155964843486 is a wasteful number, since it uses less digits than its factorization.

1155964843486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726123.

The product of its digits is 99532800, while the sum is 64.

The spelling of 1155964843486 in words is "one trillion, one hundred fifty-five billion, nine hundred sixty-four million, eight hundred forty-three thousand, four hundred eighty-six".