53518863707 has 2 divisors, whose sum is σ = 53518863708. Its totient is φ = 53518863706.

The previous prime is 53518863703. The next prime is 53518863773. The reversal of 53518863707 is 70736881535.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53518863707 - 2² = 53518863703 is a prime.

It is not a weakly prime, because it can be changed into another prime (53518863703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26759431853 + 26759431854.

It is an arithmetic number, because the mean of its divisors is an integer number (26759431854).

Almost surely, 2^53518863707 is an apocalyptic number.

53518863707 is a deficient number, since it is larger than the sum of its proper divisors (1).

53518863707 is an equidigital number, since it uses as much as digits as its factorization.

53518863707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 53.

It can be divided in two parts, 535188 and 63707, that added together give a palindrome (598895).

The spelling of 53518863707 in words is "fifty-three billion, five hundred eighteen million, eight hundred sixty-three thousand, seven hundred seven".