74947967266 has 4 divisors (see below), whose sum is σ = 112421950902. Its totient is φ = 37473983632.

The previous prime is 74947967257. The next prime is 74947967299. The reversal of 74947967266 is 66276974947.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 73646561641 + 1301405625 = 271379^2 + 36075^2 .

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 as a sum of consecutive naturals, namely, 18736991815 + ... + 18736991818.

Almost surely, 2^74947967266 is an apocalyptic number.

74947967266 is a deficient number, since it is larger than the sum of its proper divisors (37473983636).

74947967266 is a wasteful number, since it uses less digits than its factorization.

74947967266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37473983635.

The product of its digits is 192036096, while the sum is 67.

The spelling of 74947967266 in words is "seventy-four billion, nine hundred forty-seven million, nine hundred sixty-seven thousand, two hundred sixty-six".