53140526473 has 2 divisors, whose sum is σ = 53140526474. Its totient is φ = 53140526472.

The previous prime is 53140526443. The next prime is 53140526507. The reversal of 53140526473 is 37462504135.

It is a happy number.

53140526473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26788523584 + 26352002889 = 163672^2 + 162333^2 .

It is a cyclic number.

It is not a de Polignac number, because 53140526473 - 2⁹ = 53140525961 is a prime.

It is a super-2 number, since 2×53140526473² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53140526443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26570263236 + 26570263237.

It is an arithmetic number, because the mean of its divisors is an integer number (26570263237).

Almost surely, 2^53140526473 is an apocalyptic number.

It is an amenable number.

53140526473 is a deficient number, since it is larger than the sum of its proper divisors (1).

53140526473 is an equidigital number, since it uses as much as digits as its factorization.

53140526473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 53140526473 in words is "fifty-three billion, one hundred forty million, five hundred twenty-six thousand, four hundred seventy-three".