73740336742 has 4 divisors (see below), whose sum is σ = 110610505116. Its totient is φ = 36870168370.

The previous prime is 73740336737. The next prime is 73740336793. The reversal of 73740336742 is 24763304737.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24763304737 = 11251 ⋅2200987.

It is a junction number, because it is equal to n+sod(n) for n = 73740336692 and 73740336701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18435084184 + ... + 18435084187.

It is an arithmetic number, because the mean of its divisors is an integer number (27652626279).

Almost surely, 2^73740336742 is an apocalyptic number.

73740336742 is a deficient number, since it is larger than the sum of its proper divisors (36870168374).

73740336742 is a wasteful number, since it uses less digits than its factorization.

73740336742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36870168373.

The product of its (nonzero) digits is 1778112, while the sum is 46.

The spelling of 73740336742 in words is "seventy-three billion, seven hundred forty million, three hundred thirty-six thousand, seven hundred forty-two".