74046391312 has 10 divisors (see below), whose sum is σ = 143464883198. Its totient is φ = 37023195648.

The previous prime is 74046391301. The next prime is 74046391313. The reversal of 74046391312 is 21319364047.

It can be written as a sum of positive squares in only one way, i.e., 65288426256 + 8757965056 = 255516^2 + 93584^2 .

It is not an unprimeable number, because it can be changed into a prime (74046391313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2313949713 + ... + 2313949744.

Almost surely, 2^74046391312 is an apocalyptic number.

It is an amenable number.

74046391312 is a deficient number, since it is larger than the sum of its proper divisors (69418491886).

74046391312 is a wasteful number, since it uses less digits than its factorization.

74046391312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4627899465 (or 4627899459 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 74046391312 in words is "seventy-four billion, forty-six million, three hundred ninety-one thousand, three hundred twelve".