1305018072742 has 8 divisors (see below), whose sum is σ = 2025028044000. Its totient is φ = 630008724744.

The previous prime is 1305018072739. The next prime is 1305018072791. The reversal of 1305018072742 is 2472708105031.

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 = 1305018072695 and 1305018072704.

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, 11250155742 + ... + 11250155857.

It is an arithmetic number, because the mean of its divisors is an integer number (253128505500).

Almost surely, 2^{1305018072742} is an apocalyptic number.

1305018072742 is a deficient number, since it is larger than the sum of its proper divisors (720009971258).

1305018072742 is a wasteful number, since it uses less digits than its factorization.

1305018072742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22500311630.

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 1305018072742 in words is "one trillion, three hundred five billion, eighteen million, seventy-two thousand, seven hundred forty-two".