53717641507 has 2 divisors, whose sum is σ = 53717641508. Its totient is φ = 53717641506.

The previous prime is 53717641493. The next prime is 53717641547. The reversal of 53717641507 is 70514671735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53717641507 - 2⁷ = 53717641379 is a prime.

It is not a weakly prime, because it can be changed into another prime (53717641547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26858820753 + 26858820754.

It is an arithmetic number, because the mean of its divisors is an integer number (26858820754).

Almost surely, 2^53717641507 is an apocalyptic number.

53717641507 is a deficient number, since it is larger than the sum of its proper divisors (1).

53717641507 is an equidigital number, since it uses as much as digits as its factorization.

53717641507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 617400, while the sum is 46.

The spelling of 53717641507 in words is "fifty-three billion, seven hundred seventeen million, six hundred forty-one thousand, five hundred seven".