115278501267 has 8 divisors (see below), whose sum is σ = 170782964880. Its totient is φ = 76852334160.

The previous prime is 115278501197. The next prime is 115278501271. The reversal of 115278501267 is 762105872511.

115278501267 is a `hidden beast` number, since 1 + 1 + 52 + 78 + 501 + 26 + 7 = 666.

It is not a de Polignac number, because 115278501267 - 2⁸ = 115278501011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115278501067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2134787034 + ... + 2134787087.

It is an arithmetic number, because the mean of its divisors is an integer number (21347870610).

Almost surely, 2^115278501267 is an apocalyptic number.

115278501267 is a deficient number, since it is larger than the sum of its proper divisors (55504463613).

115278501267 is an equidigital number, since it uses as much as digits as its factorization.

115278501267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269574130 (or 4269574124 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 45.

The spelling of 115278501267 in words is "one hundred fifteen billion, two hundred seventy-eight million, five hundred one thousand, two hundred sixty-seven".