73774247741 has 2 divisors, whose sum is σ = 73774247742. Its totient is φ = 73774247740.

The previous prime is 73774247713. The next prime is 73774247773. The reversal of 73774247741 is 14774247737.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66437640025 + 7336607716 = 257755^2 + 85654^2 .

It is a cyclic number.

It is not a de Polignac number, because 73774247741 - 2¹⁰ = 73774246717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73774240741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36887123870 + 36887123871.

It is an arithmetic number, because the mean of its divisors is an integer number (36887123871).

Almost surely, 2^73774247741 is an apocalyptic number.

It is an amenable number.

73774247741 is a deficient number, since it is larger than the sum of its proper divisors (1).

73774247741 is an equidigital number, since it uses as much as digits as its factorization.

73774247741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6453888, while the sum is 53.

The spelling of 73774247741 in words is "seventy-three billion, seven hundred seventy-four million, two hundred forty-seven thousand, seven hundred forty-one".