74333747629 has 2 divisors, whose sum is σ = 74333747630. Its totient is φ = 74333747628.

The previous prime is 74333747591. The next prime is 74333747693. The reversal of 74333747629 is 92674733347.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37622421225 + 36711326404 = 193965^2 + 191602^2 .

It is a cyclic number.

It is not a de Polignac number, because 74333747629 - 2³⁵ = 39974009261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74333747629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74333747129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37166873814 + 37166873815.

It is an arithmetic number, because the mean of its divisors is an integer number (37166873815).

Almost surely, 2^74333747629 is an apocalyptic number.

It is an amenable number.

74333747629 is a deficient number, since it is larger than the sum of its proper divisors (1).

74333747629 is an equidigital number, since it uses as much as digits as its factorization.

74333747629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16003008, while the sum is 55.

The spelling of 74333747629 in words is "seventy-four billion, three hundred thirty-three million, seven hundred forty-seven thousand, six hundred twenty-nine".