71862348563 has 2 divisors, whose sum is σ = 71862348564. Its totient is φ = 71862348562.

The previous prime is 71862348559. The next prime is 71862348617. The reversal of 71862348563 is 36584326817.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71862348563 - 2² = 71862348559 is a prime.

It is a super-3 number, since 3×71862348563³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (71862348553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35931174281 + 35931174282.

It is an arithmetic number, because the mean of its divisors is an integer number (35931174282).

Almost surely, 2^71862348563 is an apocalyptic number.

71862348563 is a deficient number, since it is larger than the sum of its proper divisors (1).

71862348563 is an equidigital number, since it uses as much as digits as its factorization.

71862348563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5806080, while the sum is 53.

The spelling of 71862348563 in words is "seventy-one billion, eight hundred sixty-two million, three hundred forty-eight thousand, five hundred sixty-three".