74488736051 has 2 divisors, whose sum is σ = 74488736052. Its totient is φ = 74488736050.

The previous prime is 74488736039. The next prime is 74488736053. The reversal of 74488736051 is 15063788447.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (15063788447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74488736051 - 2²⁶ = 74421627187 is a prime.

It is a super-3 number, since 3×74488736051³ (a number of 34 digits) contains 333 as substring.

Together with 74488736053, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 74488735984 and 74488736002.

It is not a weakly prime, because it can be changed into another prime (74488736053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37244368025 + 37244368026.

It is an arithmetic number, because the mean of its divisors is an integer number (37244368026).

Almost surely, 2^74488736051 is an apocalyptic number.

74488736051 is a deficient number, since it is larger than the sum of its proper divisors (1).

74488736051 is an equidigital number, since it uses as much as digits as its factorization.

74488736051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 74488736051 in words is "seventy-four billion, four hundred eighty-eight million, seven hundred thirty-six thousand, fifty-one".