74520343502 has 8 divisors (see below), whose sum is σ = 121942380312. Its totient is φ = 33872883400.

The previous prime is 74520343487. The next prime is 74520343529. The reversal of 74520343502 is 20534302547.

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

It is a congruent number.

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, 1693644149 + ... + 1693644192.

It is an arithmetic number, because the mean of its divisors is an integer number (15242797539).

Almost surely, 2^74520343502 is an apocalyptic number.

74520343502 is a deficient number, since it is larger than the sum of its proper divisors (47422036810).

74520343502 is a wasteful number, since it uses less digits than its factorization.

74520343502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387288354.

The product of its (nonzero) digits is 100800, while the sum is 35.

The spelling of 74520343502 in words is "seventy-four billion, five hundred twenty million, three hundred forty-three thousand, five hundred two".