48787733717 has 2 divisors, whose sum is σ = 48787733718. Its totient is φ = 48787733716.

The previous prime is 48787733639. The next prime is 48787733801. The reversal of 48787733717 is 71733778784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28680777316 + 20106956401 = 169354^2 + 141799^2 .

It is a cyclic number.

It is not a de Polignac number, because 48787733717 - 2¹² = 48787729621 is a prime.

It is a super-2 number, since 2×48787733717² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48787733717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48787333717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24393866858 + 24393866859.

It is an arithmetic number, because the mean of its divisors is an integer number (24393866859).

Almost surely, 2^48787733717 is an apocalyptic number.

It is an amenable number.

48787733717 is a deficient number, since it is larger than the sum of its proper divisors (1).

48787733717 is an equidigital number, since it uses as much as digits as its factorization.

48787733717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38723328, while the sum is 62.

The spelling of 48787733717 in words is "forty-eight billion, seven hundred eighty-seven million, seven hundred thirty-three thousand, seven hundred seventeen".