115031267475 has 24 divisors (see below), whose sum is σ = 195325169520. Its totient is φ = 59691899520.

The previous prime is 115031267473. The next prime is 115031267479. The reversal of 115031267475 is 574762130511.

It is not a de Polignac number, because 115031267475 - 2¹ = 115031267473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115031267473) 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, 20723580 + ... + 20729129.

It is an arithmetic number, because the mean of its divisors is an integer number (8138548730).

Almost surely, 2^115031267475 is an apocalyptic number.

115031267475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115031267475 is a deficient number, since it is larger than the sum of its proper divisors (80293902045).

115031267475 is a wasteful number, since it uses less digits than its factorization.

115031267475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41452759 (or 41452754 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 42.

Adding to 115031267475 its reverse (574762130511), we get a palindrome (689793397986).

The spelling of 115031267475 in words is "one hundred fifteen billion, thirty-one million, two hundred sixty-seven thousand, four hundred seventy-five".