742143773707442 has 8 divisors (see below), whose sum is σ = 1115446553670000. Its totient is φ = 370328255817444.

The previous prime is 742143773707417. The next prime is 742143773707451. The reversal of 742143773707442 is 244707377341247.

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

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, 371815516892 + ... + 371815518887.

It is an arithmetic number, because the mean of its divisors is an integer number (139430819208750).

Almost surely, 2^{742143773707442} is an apocalyptic number.

742143773707442 is a deficient number, since it is larger than the sum of its proper divisors (373302779962558).

742143773707442 is a wasteful number, since it uses less digits than its factorization.

742143773707442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743631036280.

The product of its (nonzero) digits is 154893312, while the sum is 62.

The spelling of 742143773707442 in words is "seven hundred forty-two trillion, one hundred forty-three billion, seven hundred seventy-three million, seven hundred seven thousand, four hundred forty-two".