115521761146 has 32 divisors (see below), whose sum is σ = 191723500800. Its totient is φ = 51765305280.

The previous prime is 115521761119. The next prime is 115521761161. The reversal of 115521761146 is 641167125511.

It is a junction number, because it is equal to n+sod(n) for n = 115521761099 and 115521761108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1084020 + ... + 1185808.

It is an arithmetic number, because the mean of its divisors is an integer number (5991359400).

Almost surely, 2^115521761146 is an apocalyptic number.

115521761146 is a deficient number, since it is larger than the sum of its proper divisors (76201739654).

115521761146 is a wasteful number, since it uses less digits than its factorization.

115521761146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102534.

The product of its digits is 50400, while the sum is 40.

Adding to 115521761146 its reverse (641167125511), we get a palindrome (756688886657).

The spelling of 115521761146 in words is "one hundred fifteen billion, five hundred twenty-one million, seven hundred sixty-one thousand, one hundred forty-six".