115722521354 has 48 divisors (see below), whose sum is σ = 194648875008. Its totient is φ = 51546132000.

The previous prime is 115722521351. The next prime is 115722521389. The reversal of 115722521354 is 453125227511.

It is not an unprimeable number, because it can be changed into a prime (115722521351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3986039 + ... + 4014965.

It is an arithmetic number, because the mean of its divisors is an integer number (4055184896).

Almost surely, 2^115722521354 is an apocalyptic number.

115722521354 is a deficient number, since it is larger than the sum of its proper divisors (78926353654).

115722521354 is a wasteful number, since it uses less digits than its factorization.

115722521354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29283 (or 29272 counting only the distinct ones).

The product of its digits is 84000, while the sum is 38.

Adding to 115722521354 its reverse (453125227511), we get a palindrome (568847748865).

The spelling of 115722521354 in words is "one hundred fifteen billion, seven hundred twenty-two million, five hundred twenty-one thousand, three hundred fifty-four".