42776495147 has 2 divisors, whose sum is σ = 42776495148. Its totient is φ = 42776495146.

The previous prime is 42776495077. The next prime is 42776495197. The reversal of 42776495147 is 74159467724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42776495147 - 2¹⁴ = 42776478763 is a prime.

It is a super-2 number, since 2×42776495147² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42776495092 and 42776495101.

It is not a weakly prime, because it can be changed into another prime (42776495197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21388247573 + 21388247574.

It is an arithmetic number, because the mean of its divisors is an integer number (21388247574).

Almost surely, 2^42776495147 is an apocalyptic number.

42776495147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42776495147 is an equidigital number, since it uses as much as digits as its factorization.

42776495147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11854080, while the sum is 56.

The spelling of 42776495147 in words is "forty-two billion, seven hundred seventy-six million, four hundred ninety-five thousand, one hundred forty-seven".