53357573287 has 2 divisors, whose sum is σ = 53357573288. Its totient is φ = 53357573286.

The previous prime is 53357573273. The next prime is 53357573323. The reversal of 53357573287 is 78237575335.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53357573287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53357573207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26678786643 + 26678786644.

It is an arithmetic number, because the mean of its divisors is an integer number (26678786644).

Almost surely, 2^53357573287 is an apocalyptic number.

53357573287 is a deficient number, since it is larger than the sum of its proper divisors (1).

53357573287 is an equidigital number, since it uses as much as digits as its factorization.

53357573287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18522000, while the sum is 55.

The spelling of 53357573287 in words is "fifty-three billion, three hundred fifty-seven million, five hundred seventy-three thousand, two hundred eighty-seven".