74645007306 has 32 divisors (see below), whose sum is σ = 150570239040. Its totient is φ = 24669125376.

The previous prime is 74645007289. The next prime is 74645007319. The reversal of 74645007306 is 60370054647.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258820 + ... + 465056.

It is an arithmetic number, because the mean of its divisors is an integer number (4705319970).

Almost surely, 2^74645007306 is an apocalyptic number.

74645007306 is an abundant number, since it is smaller than the sum of its proper divisors (75925231734).

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

74645007306 is a wasteful number, since it uses less digits than its factorization.

74645007306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206758.

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 74645007306 in words is "seventy-four billion, six hundred forty-five million, seven thousand, three hundred six".