73742541842 has 16 divisors (see below), whose sum is σ = 112779964440. Its totient is φ = 36150196992.

The previous prime is 73742541841. The next prime is 73742541857. The reversal of 73742541842 is 24814524737.

It can be written as a sum of positive squares in 4 ways, for example, as 71033443441 + 2709098401 = 266521^2 + 52049^2 .

It is not an unprimeable number, because it can be changed into a prime (73742541841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91943 + ... + 394890.

Almost surely, 2^73742541842 is an apocalyptic number.

73742541842 is a deficient number, since it is larger than the sum of its proper divisors (39037422598).

73742541842 is a wasteful number, since it uses less digits than its factorization.

73742541842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488317.

The product of its digits is 1505280, while the sum is 47.

The spelling of 73742541842 in words is "seventy-three billion, seven hundred forty-two million, five hundred forty-one thousand, eight hundred forty-two".