538952991407 has 2 divisors, whose sum is σ = 538952991408. Its totient is φ = 538952991406.

The previous prime is 538952991389. The next prime is 538952991487. The reversal of 538952991407 is 704199259835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 538952991407 - 2²² = 538948797103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 538952991407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538952991487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269476495703 + 269476495704.

It is an arithmetic number, because the mean of its divisors is an integer number (269476495704).

Almost surely, 2^538952991407 is an apocalyptic number.

538952991407 is a deficient number, since it is larger than the sum of its proper divisors (1).

538952991407 is an equidigital number, since it uses as much as digits as its factorization.

538952991407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24494400, while the sum is 62.

The spelling of 538952991407 in words is "five hundred thirty-eight billion, nine hundred fifty-two million, nine hundred ninety-one thousand, four hundred seven".