112542305505 has 48 divisors (see below), whose sum is σ = 209500455744. Its totient is φ = 51439570560.

The previous prime is 112542305479. The next prime is 112542305509. The reversal of 112542305505 is 505503245211.

It is not a de Polignac number, because 112542305505 - 2⁹ = 112542304993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112542305509) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8403915 + ... + 8417295.

It is an arithmetic number, because the mean of its divisors is an integer number (4364592828).

Almost surely, 2^112542305505 is an apocalyptic number.

112542305505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112542305505 is a deficient number, since it is larger than the sum of its proper divisors (96958150239).

112542305505 is a wasteful number, since it uses less digits than its factorization.

112542305505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24846 (or 24839 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 112542305505 in words is "one hundred twelve billion, five hundred forty-two million, three hundred five thousand, five hundred five".