74338503018 has 32 divisors (see below), whose sum is σ = 160248787776. Its totient is φ = 22854087168.

The previous prime is 74338502983. The next prime is 74338503077. The reversal of 74338503018 is 81030583347.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308871 + ... + 494042.

It is an arithmetic number, because the mean of its divisors is an integer number (5007774618).

Almost surely, 2^74338503018 is an apocalyptic number.

74338503018 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

74338503018 is an abundant number, since it is smaller than the sum of its proper divisors (85910284758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74338503018 is a wasteful number, since it uses less digits than its factorization.

74338503018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804118.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 74338503018 in words is "seventy-four billion, three hundred thirty-eight million, five hundred three thousand, eighteen".