53183343761 has 2 divisors, whose sum is σ = 53183343762. Its totient is φ = 53183343760.

The previous prime is 53183343749. The next prime is 53183343781. The reversal of 53183343761 is 16734338135.

53183343761 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., 53183278225 + 65536 = 230615^2 + 256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53183343761 is a prime.

It is not a weakly prime, because it can be changed into another prime (53183343781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26591671880 + 26591671881.

It is an arithmetic number, because the mean of its divisors is an integer number (26591671881).

Almost surely, 2^53183343761 is an apocalyptic number.

It is an amenable number.

53183343761 is a deficient number, since it is larger than the sum of its proper divisors (1).

53183343761 is an equidigital number, since it uses as much as digits as its factorization.

53183343761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 44.

The spelling of 53183343761 in words is "fifty-three billion, one hundred eighty-three million, three hundred forty-three thousand, seven hundred sixty-one".