56499717119 has 2 divisors, whose sum is σ = 56499717120. Its totient is φ = 56499717118.

The previous prime is 56499717101. The next prime is 56499717133. The reversal of 56499717119 is 91171799465.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56499717119 is a prime.

It is a super-2 number, since 2×56499717119² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56499717149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28249858559 + 28249858560.

It is an arithmetic number, because the mean of its divisors is an integer number (28249858560).

Almost surely, 2^56499717119 is an apocalyptic number.

56499717119 is a deficient number, since it is larger than the sum of its proper divisors (1).

56499717119 is an equidigital number, since it uses as much as digits as its factorization.

56499717119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4286520, while the sum is 59.

The spelling of 56499717119 in words is "fifty-six billion, four hundred ninety-nine million, seven hundred seventeen thousand, one hundred nineteen".