73742452451 has 2 divisors, whose sum is σ = 73742452452. Its totient is φ = 73742452450.

The previous prime is 73742452417. The next prime is 73742452453. The reversal of 73742452451 is 15425424737.

It is a strong prime.

It is an emirp because it is prime and its reverse (15425424737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73742452451 - 2⁶ = 73742452387 is a prime.

Together with 73742452453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73742452453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36871226225 + 36871226226.

It is an arithmetic number, because the mean of its divisors is an integer number (36871226226).

Almost surely, 2^73742452451 is an apocalyptic number.

73742452451 is a deficient number, since it is larger than the sum of its proper divisors (1).

73742452451 is an equidigital number, since it uses as much as digits as its factorization.

73742452451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 940800, while the sum is 44.

The spelling of 73742452451 in words is "seventy-three billion, seven hundred forty-two million, four hundred fifty-two thousand, four hundred fifty-one".