2643741542 has 8 divisors (see below), whose sum is σ = 4270659456. Its totient is φ = 1220188392.

The previous prime is 2643741469. The next prime is 2643741571. The reversal of 2643741542 is 2451473462.

It is a happy number.

2643741542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2643741496 and 2643741505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50841158 + ... + 50841209.

It is an arithmetic number, because the mean of its divisors is an integer number (533832432).

Almost surely, 2^2643741542 is an apocalyptic number.

2643741542 is a deficient number, since it is larger than the sum of its proper divisors (1626917914).

2643741542 is a wasteful number, since it uses less digits than its factorization.

2643741542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101682382.

The product of its digits is 161280, while the sum is 38.

The square root of 2643741542 is about 51417.3272545355. The cubic root of 2643741542 is about 1382.7372579649.

The spelling of 2643741542 in words is "two billion, six hundred forty-three million, seven hundred forty-one thousand, five hundred forty-two".