427795099399 has 2 divisors, whose sum is σ = 427795099400. Its totient is φ = 427795099398.

The previous prime is 427795099357. The next prime is 427795099411. The reversal of 427795099399 is 993990597724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427795099399 - 2²⁹ = 427258228487 is a prime.

It is a super-2 number, since 2×427795099399² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427795099099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213897549699 + 213897549700.

It is an arithmetic number, because the mean of its divisors is an integer number (213897549700).

Almost surely, 2^427795099399 is an apocalyptic number.

427795099399 is a deficient number, since it is larger than the sum of its proper divisors (1).

427795099399 is an equidigital number, since it uses as much as digits as its factorization.

427795099399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 347208120, while the sum is 73.

The spelling of 427795099399 in words is "four hundred twenty-seven billion, seven hundred ninety-five million, ninety-nine thousand, three hundred ninety-nine".