74433336834644 has 12 divisors (see below), whose sum is σ = 130396764907668. Its totient is φ = 37177118289600.

The previous prime is 74433336834641. The next prime is 74433336834667. The reversal of 74433336834644 is 44643863333447.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65658933120400 + 8774403714244 = 8103020^2 + 2962162^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74433336834641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9887527697 + ... + 9887535224.

It is an arithmetic number, because the mean of its divisors is an integer number (10866397075639).

Almost surely, 2^{74433336834644} is an apocalyptic number.

It is an amenable number.

74433336834644 is a deficient number, since it is larger than the sum of its proper divisors (55963428073024).

74433336834644 is a wasteful number, since it uses less digits than its factorization.

74433336834644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19775063866 (or 19775063864 counting only the distinct ones).

The product of its digits is 501645312, while the sum is 62.

The spelling of 74433336834644 in words is "seventy-four trillion, four hundred thirty-three billion, three hundred thirty-six million, eight hundred thirty-four thousand, six hundred forty-four".