74538508763 has 2 divisors, whose sum is σ = 74538508764. Its totient is φ = 74538508762.

The previous prime is 74538508753. The next prime is 74538508777. The reversal of 74538508763 is 36780583547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74538508763 - 2¹⁰ = 74538507739 is a prime.

It is a super-2 number, since 2×74538508763² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 74538508699 and 74538508708.

It is not a weakly prime, because it can be changed into another prime (74538508753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37269254381 + 37269254382.

It is an arithmetic number, because the mean of its divisors is an integer number (37269254382).

Almost surely, 2^74538508763 is an apocalyptic number.

74538508763 is a deficient number, since it is larger than the sum of its proper divisors (1).

74538508763 is an equidigital number, since it uses as much as digits as its factorization.

74538508763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 74538508763 in words is "seventy-four billion, five hundred thirty-eight million, five hundred eight thousand, seven hundred sixty-three".