105715650497 has 2 divisors, whose sum is σ = 105715650498. Its totient is φ = 105715650496.

The previous prime is 105715650493. The next prime is 105715650589. The reversal of 105715650497 is 794056517501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79158385201 + 26557265296 = 281351^2 + 162964^2 .

It is a cyclic number.

It is not a de Polignac number, because 105715650497 - 2² = 105715650493 is a prime.

It is a super-2 number, since 2×105715650497² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105715650493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52857825248 + 52857825249.

It is an arithmetic number, because the mean of its divisors is an integer number (52857825249).

Almost surely, 2^105715650497 is an apocalyptic number.

It is an amenable number.

105715650497 is a deficient number, since it is larger than the sum of its proper divisors (1).

105715650497 is an equidigital number, since it uses as much as digits as its factorization.

105715650497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1323000, while the sum is 50.

The spelling of 105715650497 in words is "one hundred five billion, seven hundred fifteen million, six hundred fifty thousand, four hundred ninety-seven".