115428020658 has 64 divisors (see below), whose sum is σ = 251106723840. Its totient is φ = 35248001472.

The previous prime is 115428020567. The next prime is 115428020671. The reversal of 115428020658 is 856020824511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 603591 + ... + 771477.

It is an arithmetic number, because the mean of its divisors is an integer number (3923542560).

Almost surely, 2^115428020658 is an apocalyptic number.

115428020658 is an abundant number, since it is smaller than the sum of its proper divisors (135678703182).

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

115428020658 is a wasteful number, since it uses less digits than its factorization.

115428020658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168111.

The product of its (nonzero) digits is 153600, while the sum is 42.

The spelling of 115428020658 in words is "one hundred fifteen billion, four hundred twenty-eight million, twenty thousand, six hundred fifty-eight".