53442104537 has 2 divisors, whose sum is σ = 53442104538. Its totient is φ = 53442104536.

The previous prime is 53442104509. The next prime is 53442104609. The reversal of 53442104537 is 73540124435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45241715401 + 8200389136 = 212701^2 + 90556^2 .

It is a cyclic number.

It is not a de Polignac number, because 53442104537 - 2²⁶ = 53374995673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53442104537.

It is not a weakly prime, because it can be changed into another prime (53442106537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26721052268 + 26721052269.

It is an arithmetic number, because the mean of its divisors is an integer number (26721052269).

Almost surely, 2^53442104537 is an apocalyptic number.

It is an amenable number.

53442104537 is a deficient number, since it is larger than the sum of its proper divisors (1).

53442104537 is an equidigital number, since it uses as much as digits as its factorization.

53442104537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 53442104537 in words is "fifty-three billion, four hundred forty-two million, one hundred four thousand, five hundred thirty-seven".