53531453620507 has 2 divisors, whose sum is σ = 53531453620508. Its totient is φ = 53531453620506.

The previous prime is 53531453620459. The next prime is 53531453620607. The reversal of 53531453620507 is 70502635413535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53531453620507 - 2¹⁵ = 53531453587739 is a prime.

It is not a weakly prime, because it can be changed into another prime (53531453620607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26765726810253 + 26765726810254.

It is an arithmetic number, because the mean of its divisors is an integer number (26765726810254).

Almost surely, 2^{53531453620507} is an apocalyptic number.

53531453620507 is a deficient number, since it is larger than the sum of its proper divisors (1).

53531453620507 is an equidigital number, since it uses as much as digits as its factorization.

53531453620507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670000, while the sum is 49.

The spelling of 53531453620507 in words is "fifty-three trillion, five hundred thirty-one billion, four hundred fifty-three million, six hundred twenty thousand, five hundred seven".