42003046423523 has 2 divisors, whose sum is σ = 42003046423524. Its totient is φ = 42003046423522.

The previous prime is 42003046423517. The next prime is 42003046423567. The reversal of 42003046423523 is 32532464030024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42003046423523 - 2²⁰ = 42003045374947 is a prime.

It is not a weakly prime, because it can be changed into another prime (42003046420523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001523211761 + 21001523211762.

It is an arithmetic number, because the mean of its divisors is an integer number (21001523211762).

Almost surely, 2^{42003046423523} is an apocalyptic number.

42003046423523 is a deficient number, since it is larger than the sum of its proper divisors (1).

42003046423523 is an equidigital number, since it uses as much as digits as its factorization.

42003046423523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 38.

The spelling of 42003046423523 in words is "forty-two trillion, three billion, forty-six million, four hundred twenty-three thousand, five hundred twenty-three".