742112237727 has 24 divisors (see below), whose sum is σ = 1267318110240. Its totient is φ = 409441233600.

The previous prime is 742112237723. The next prime is 742112237749. The reversal of 742112237727 is 727732211247.

It is a happy number.

742112237727 is a `hidden beast` number, since 7 + 421 + 122 + 37 + 72 + 7 = 666.

742112237727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 742112237727 - 2² = 742112237723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742112237723) 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, 203094024 + ... + 203097677.

It is an arithmetic number, because the mean of its divisors is an integer number (52804921260).

Almost surely, 2^742112237727 is an apocalyptic number.

742112237727 is a deficient number, since it is larger than the sum of its proper divisors (525205872513).

742112237727 is a wasteful number, since it uses less digits than its factorization.

742112237727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406191743 (or 406191740 counting only the distinct ones).

The product of its digits is 460992, while the sum is 45.

The spelling of 742112237727 in words is "seven hundred forty-two billion, one hundred twelve million, two hundred thirty-seven thousand, seven hundred twenty-seven".