111453746427 has 48 divisors (see below), whose sum is σ = 171456255360. Its totient is φ = 69523660800.

The previous prime is 111453746399. The next prime is 111453746447. The reversal of 111453746427 is 724647354111.

111453746427 is a `hidden beast` number, since 1 + 114 + 53 + 7 + 464 + 27 = 666.

It is not a de Polignac number, because 111453746427 - 2⁶ = 111453746363 is a prime.

It is a super-2 number, since 2×111453746427² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111453746447) 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, 21102027 + ... + 21107307.

It is an arithmetic number, because the mean of its divisors is an integer number (3572005320).

Almost surely, 2^111453746427 is an apocalyptic number.

111453746427 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

111453746427 is a deficient number, since it is larger than the sum of its proper divisors (60002508933).

111453746427 is a wasteful number, since it uses less digits than its factorization.

111453746427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6084 (or 6081 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 111453746427 in words is "one hundred eleven billion, four hundred fifty-three million, seven hundred forty-six thousand, four hundred twenty-seven".