73942472743 has 2 divisors, whose sum is σ = 73942472744. Its totient is φ = 73942472742.

The previous prime is 73942472713. The next prime is 73942472753. The reversal of 73942472743 is 34727424937.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73942472743 - 2⁵ = 73942472711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73942472713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36971236371 + 36971236372.

It is an arithmetic number, because the mean of its divisors is an integer number (36971236372).

Almost surely, 2^73942472743 is an apocalyptic number.

73942472743 is a deficient number, since it is larger than the sum of its proper divisors (1).

73942472743 is an equidigital number, since it uses as much as digits as its factorization.

73942472743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7112448, while the sum is 52.

The spelling of 73942472743 in words is "seventy-three billion, nine hundred forty-two million, four hundred seventy-two thousand, seven hundred forty-three".