53673166523 has 2 divisors, whose sum is σ = 53673166524. Its totient is φ = 53673166522.

The previous prime is 53673166511. The next prime is 53673166537. The reversal of 53673166523 is 32566137635.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53673166523 - 2⁴ = 53673166507 is a prime.

It is not a weakly prime, because it can be changed into another prime (53673165523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26836583261 + 26836583262.

It is an arithmetic number, because the mean of its divisors is an integer number (26836583262).

Almost surely, 2^53673166523 is an apocalyptic number.

53673166523 is a deficient number, since it is larger than the sum of its proper divisors (1).

53673166523 is an equidigital number, since it uses as much as digits as its factorization.

53673166523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2041200, while the sum is 47.

The spelling of 53673166523 in words is "fifty-three billion, six hundred seventy-three million, one hundred sixty-six thousand, five hundred twenty-three".