7742501423 has 2 divisors, whose sum is σ = 7742501424. Its totient is φ = 7742501422.

The previous prime is 7742501401. The next prime is 7742501443. The reversal of 7742501423 is 3241052477.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7742501423 - 2⁸ = 7742501167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7742501443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3871250711 + 3871250712.

It is an arithmetic number, because the mean of its divisors is an integer number (3871250712).

Almost surely, 2^7742501423 is an apocalyptic number.

7742501423 is a deficient number, since it is larger than the sum of its proper divisors (1).

7742501423 is an equidigital number, since it uses as much as digits as its factorization.

7742501423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 7742501423 is about 87991.4849459878. The cubic root of 7742501423 is about 1978.3073503875.

The spelling of 7742501423 in words is "seven billion, seven hundred forty-two million, five hundred one thousand, four hundred twenty-three".