73572542734 has 8 divisors (see below), whose sum is σ = 111496534128. Its totient is φ = 36407031360.

The previous prime is 73572542731. The next prime is 73572542741. The reversal of 73572542734 is 43724527537.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73572542731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189619762 + ... + 189620149.

It is an arithmetic number, because the mean of its divisors is an integer number (13937066766).

Almost surely, 2^73572542734 is an apocalyptic number.

73572542734 is a deficient number, since it is larger than the sum of its proper divisors (37923991394).

73572542734 is a wasteful number, since it uses less digits than its factorization.

73572542734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379240010.

The product of its digits is 4939200, while the sum is 49.

The spelling of 73572542734 in words is "seventy-three billion, five hundred seventy-two million, five hundred forty-two thousand, seven hundred thirty-four".