135824754649 has 2 divisors, whose sum is σ = 135824754650. Its totient is φ = 135824754648.

The previous prime is 135824754631. The next prime is 135824754683. The reversal of 135824754649 is 946457428531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112807313424 + 23017441225 = 335868^2 + 151715^2 .

It is a cyclic number.

It is not a de Polignac number, because 135824754649 - 2²⁵ = 135791200217 is a prime.

It is a super-2 number, since 2×135824754649² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135824754593 and 135824754602.

It is not a weakly prime, because it can be changed into another prime (135824754619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67912377324 + 67912377325.

It is an arithmetic number, because the mean of its divisors is an integer number (67912377325).

Almost surely, 2^135824754649 is an apocalyptic number.

It is an amenable number.

135824754649 is a deficient number, since it is larger than the sum of its proper divisors (1).

135824754649 is an equidigital number, since it uses as much as digits as its factorization.

135824754649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29030400, while the sum is 58.

The spelling of 135824754649 in words is "one hundred thirty-five billion, eight hundred twenty-four million, seven hundred fifty-four thousand, six hundred forty-nine".