115520040479 has 2 divisors, whose sum is σ = 115520040480. Its totient is φ = 115520040478.

The previous prime is 115520040469. The next prime is 115520040521. The reversal of 115520040479 is 974040025511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115520040479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115520040439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57760020239 + 57760020240.

It is an arithmetic number, because the mean of its divisors is an integer number (57760020240).

Almost surely, 2^115520040479 is an apocalyptic number.

115520040479 is a deficient number, since it is larger than the sum of its proper divisors (1).

115520040479 is an equidigital number, since it uses as much as digits as its factorization.

115520040479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 115520040479 in words is "one hundred fifteen billion, five hundred twenty million, forty thousand, four hundred seventy-nine".