53325444619 has 2 divisors, whose sum is σ = 53325444620. Its totient is φ = 53325444618.

The previous prime is 53325444607. The next prime is 53325444643. The reversal of 53325444619 is 91644452335.

53325444619 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53325444619 is a prime.

It is a super-2 number, since 2×53325444619² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53325444649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26662722309 + 26662722310.

It is an arithmetic number, because the mean of its divisors is an integer number (26662722310).

Almost surely, 2^53325444619 is an apocalyptic number.

53325444619 is a deficient number, since it is larger than the sum of its proper divisors (1).

53325444619 is an equidigital number, since it uses as much as digits as its factorization.

53325444619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 46.

It can be divided in two parts, 5332 and 5444619, that added together give a triangular number (5449951 = T₃₃₀₁).

The spelling of 53325444619 in words is "fifty-three billion, three hundred twenty-five million, four hundred forty-four thousand, six hundred nineteen".