74084334487 has 2 divisors, whose sum is σ = 74084334488. Its totient is φ = 74084334486.

The previous prime is 74084334463. The next prime is 74084334491. The reversal of 74084334487 is 78443348047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74084334487 - 2¹⁵ = 74084301719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74084334497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37042167243 + 37042167244.

It is an arithmetic number, because the mean of its divisors is an integer number (37042167244).

Almost surely, 2^74084334487 is an apocalyptic number.

74084334487 is a deficient number, since it is larger than the sum of its proper divisors (1).

74084334487 is an equidigital number, since it uses as much as digits as its factorization.

74084334487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7225344, while the sum is 52.

The spelling of 74084334487 in words is "seventy-four billion, eighty-four million, three hundred thirty-four thousand, four hundred eighty-seven".