53302772533 has 2 divisors, whose sum is σ = 53302772534. Its totient is φ = 53302772532.

The previous prime is 53302772513. The next prime is 53302772561. The reversal of 53302772533 is 33527720335.

It is a happy number.

53302772533 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., 27421041649 + 25881730884 = 165593^2 + 160878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53302772533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53302772503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26651386266 + 26651386267.

It is an arithmetic number, because the mean of its divisors is an integer number (26651386267).

Almost surely, 2^53302772533 is an apocalyptic number.

It is an amenable number.

53302772533 is a deficient number, since it is larger than the sum of its proper divisors (1).

53302772533 is an equidigital number, since it uses as much as digits as its factorization.

53302772533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 40.

The spelling of 53302772533 in words is "fifty-three billion, three hundred two million, seven hundred seventy-two thousand, five hundred thirty-three".