53451603599 has 2 divisors, whose sum is σ = 53451603600. Its totient is φ = 53451603598.

The previous prime is 53451603593. The next prime is 53451603613. The reversal of 53451603599 is 99530615435.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53451603599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53451603593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26725801799 + 26725801800.

It is an arithmetic number, because the mean of its divisors is an integer number (26725801800).

Almost surely, 2^53451603599 is an apocalyptic number.

53451603599 is a deficient number, since it is larger than the sum of its proper divisors (1).

53451603599 is an equidigital number, since it uses as much as digits as its factorization.

53451603599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2187000, while the sum is 50.

The spelling of 53451603599 in words is "fifty-three billion, four hundred fifty-one million, six hundred three thousand, five hundred ninety-nine".