42646780483 has 2 divisors, whose sum is σ = 42646780484. Its totient is φ = 42646780482.

The previous prime is 42646780471. The next prime is 42646780487. The reversal of 42646780483 is 38408764624.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42646780483 - 2¹⁷ = 42646649411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42646780483.

It is not a weakly prime, because it can be changed into another prime (42646780487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21323390241 + 21323390242.

It is an arithmetic number, because the mean of its divisors is an integer number (21323390242).

Almost surely, 2^42646780483 is an apocalyptic number.

42646780483 is a deficient number, since it is larger than the sum of its proper divisors (1).

42646780483 is an equidigital number, since it uses as much as digits as its factorization.

42646780483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6193152, while the sum is 52.

The spelling of 42646780483 in words is "forty-two billion, six hundred forty-six million, seven hundred eighty thousand, four hundred eighty-three".