53346188537 has 2 divisors, whose sum is σ = 53346188538. Its totient is φ = 53346188536.

The previous prime is 53346188507. The next prime is 53346188551. The reversal of 53346188537 is 73588164335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30088718521 + 23257470016 = 173461^2 + 152504^2 .

It is a cyclic number.

It is not a de Polignac number, because 53346188537 - 2⁶ = 53346188473 is a prime.

It is not a weakly prime, because it can be changed into another prime (53346188507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26673094268 + 26673094269.

It is an arithmetic number, because the mean of its divisors is an integer number (26673094269).

Almost surely, 2^53346188537 is an apocalyptic number.

It is an amenable number.

53346188537 is a deficient number, since it is larger than the sum of its proper divisors (1).

53346188537 is an equidigital number, since it uses as much as digits as its factorization.

53346188537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7257600, while the sum is 53.

The spelling of 53346188537 in words is "fifty-three billion, three hundred forty-six million, one hundred eighty-eight thousand, five hundred thirty-seven".