112451727645 has 24 divisors (see below), whose sum is σ = 198111682392. Its totient is φ = 58991068800.

The previous prime is 112451727637. The next prime is 112451727701. The reversal of 112451727645 is 546727154211.

112451727645 is a `hidden beast` number, since 1 + 1 + 24 + 517 + 2 + 76 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1446813369 + 111004914276 = 38037^2 + 333174^2 .

It is not a de Polignac number, because 112451727645 - 2³ = 112451727637 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 112451727645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20480266 + ... + 20485755.

It is an arithmetic number, because the mean of its divisors is an integer number (8254653433).

Almost surely, 2^112451727645 is an apocalyptic number.

112451727645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112451727645 is a deficient number, since it is larger than the sum of its proper divisors (85659954747).

112451727645 is a wasteful number, since it uses less digits than its factorization.

112451727645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40966093 (or 40966090 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The spelling of 112451727645 in words is "one hundred twelve billion, four hundred fifty-one million, seven hundred twenty-seven thousand, six hundred forty-five".