74571069730 has 16 divisors (see below), whose sum is σ = 134278491960. Its totient is φ = 29817190912.

The previous prime is 74571069701. The next prime is 74571069731. The reversal of 74571069730 is 3796017547.

It can be written as a sum of positive squares in 4 ways, for example, as 74170709649 + 400360081 = 272343^2 + 20009^2 .

It is not an unprimeable number, because it can be changed into a prime (74571069731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376725 + ... + 1429864.

Almost surely, 2^74571069730 is an apocalyptic number.

74571069730 is a deficient number, since it is larger than the sum of its proper divisors (59707422230).

74571069730 is a wasteful number, since it uses less digits than its factorization.

74571069730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809253.

The product of its (nonzero) digits is 1111320, while the sum is 49.

The spelling of 74571069730 in words is "seventy-four billion, five hundred seventy-one million, sixty-nine thousand, seven hundred thirty".