115555743136 has 12 divisors (see below), whose sum is σ = 227500369362. Its totient is φ = 57777871552.

The previous prime is 115555743133. The next prime is 115555743211. The reversal of 115555743136 is 631347555511.

It can be written as a sum of positive squares in only one way, i.e., 107292933136 + 8262810000 = 327556^2 + 90900^2 .

It is a super-2 number, since 2×115555743136² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115555743133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805558455 + ... + 1805558518.

Almost surely, 2^115555743136 is an apocalyptic number.

115555743136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115555743136 is a deficient number, since it is larger than the sum of its proper divisors (111944626226).

115555743136 is an equidigital number, since it uses as much as digits as its factorization.

115555743136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3611116983 (or 3611116975 counting only the distinct ones).

The product of its digits is 945000, while the sum is 46.

The spelling of 115555743136 in words is "one hundred fifteen billion, five hundred fifty-five million, seven hundred forty-three thousand, one hundred thirty-six".