73707407042 has 8 divisors (see below), whose sum is σ = 117064705356. Its totient is φ = 34685838592.

The previous prime is 73707406943. The next prime is 73707407129. The reversal of 73707407042 is 24070470737.

It can be written as a sum of positive squares in 2 ways, for example, as 57197983921 + 16509423121 = 239161^2 + 128489^2 .

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, 1083932423 + ... + 1083932490.

Almost surely, 2^73707407042 is an apocalyptic number.

73707407042 is a deficient number, since it is larger than the sum of its proper divisors (43357298314).

73707407042 is a wasteful number, since it uses less digits than its factorization.

73707407042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167864932.

The product of its (nonzero) digits is 230496, while the sum is 41.

Adding to 73707407042 its reverse (24070470737), we get a palindrome (97777877779).

The spelling of 73707407042 in words is "seventy-three billion, seven hundred seven million, four hundred seven thousand, forty-two".