71368485523 has 2 divisors, whose sum is σ = 71368485524. Its totient is φ = 71368485522.

The previous prime is 71368485499. The next prime is 71368485581. The reversal of 71368485523 is 32558486317.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71368485523 - 2⁹ = 71368485011 is a prime.

It is not a weakly prime, because it can be changed into another prime (71368485623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35684242761 + 35684242762.

It is an arithmetic number, because the mean of its divisors is an integer number (35684242762).

Almost surely, 2^71368485523 is an apocalyptic number.

71368485523 is a deficient number, since it is larger than the sum of its proper divisors (1).

71368485523 is an equidigital number, since it uses as much as digits as its factorization.

71368485523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 52.

The spelling of 71368485523 in words is "seventy-one billion, three hundred sixty-eight million, four hundred eighty-five thousand, five hundred twenty-three".