115532211040 has 48 divisors (see below), whose sum is σ = 276789169440. Its totient is φ = 45561994240.

The previous prime is 115532211037. The next prime is 115532211061. The reversal of 115532211040 is 40112235511.

It is a junction number, because it is equal to n+sod(n) for n = 115532210996 and 115532211014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5073685 + ... + 5096404.

It is an arithmetic number, because the mean of its divisors is an integer number (5766441030).

Almost surely, 2^115532211040 is an apocalyptic number.

115532211040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115532211040 is an abundant number, since it is smaller than the sum of its proper divisors (161256958400).

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

115532211040 is a wasteful number, since it uses less digits than its factorization.

115532211040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10170175 (or 10170167 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 115532211040 its reverse (40112235511), we get a palindrome (155644446551).

The spelling of 115532211040 in words is "one hundred fifteen billion, five hundred thirty-two million, two hundred eleven thousand, forty".