115651511106 has 16 divisors (see below), whose sum is σ = 231319079904. Its totient is φ = 38547827424.

The previous prime is 115651511081. The next prime is 115651511113. The reversal of 115651511106 is 601115156511.

It is a super-2 number, since 2×115651511106² (a number of 23 digits) contains 22 as substring.

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, 574411 + ... + 749166.

It is an arithmetic number, because the mean of its divisors is an integer number (14457442494).

Almost surely, 2^115651511106 is an apocalyptic number.

115651511106 is an abundant number, since it is smaller than the sum of its proper divisors (115667568798).

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

115651511106 is a wasteful number, since it uses less digits than its factorization.

115651511106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338145.

The product of its (nonzero) digits is 4500, while the sum is 33.

Adding to 115651511106 its reverse (601115156511), we get a palindrome (716766667617).

The spelling of 115651511106 in words is "one hundred fifteen billion, six hundred fifty-one million, five hundred eleven thousand, one hundred six".