74905771223 has 2 divisors, whose sum is σ = 74905771224. Its totient is φ = 74905771222.

The previous prime is 74905771153. The next prime is 74905771277. The reversal of 74905771223 is 32217750947.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74905771223 - 2¹⁶ = 74905705687 is a prime.

It is a super-2 number, since 2×74905771223² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74905731223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37452885611 + 37452885612.

It is an arithmetic number, because the mean of its divisors is an integer number (37452885612).

Almost surely, 2^74905771223 is an apocalyptic number.

74905771223 is a deficient number, since it is larger than the sum of its proper divisors (1).

74905771223 is an equidigital number, since it uses as much as digits as its factorization.

74905771223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 74905771223 in words is "seventy-four billion, nine hundred five million, seven hundred seventy-one thousand, two hundred twenty-three".