135454144544 has 24 divisors (see below), whose sum is σ = 269315703468. Its totient is φ = 67056505600.

The previous prime is 135454144541. The next prime is 135454144547. The reversal of 135454144544 is 445441454531.

It is an interprime number because it is at equal distance from previous prime (135454144541) and next prime (135454144547).

It can be written as a sum of positive squares in 2 ways, for example, as 134680192144 + 773952400 = 366988^2 + 27820^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135454144495 and 135454144504.

It is not an unprimeable number, because it can be changed into a prime (135454144541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20951927 + ... + 20958390.

Almost surely, 2^135454144544 is an apocalyptic number.

It is an amenable number.

135454144544 is a deficient number, since it is larger than the sum of its proper divisors (133861558924).

135454144544 is a wasteful number, since it uses less digits than its factorization.

135454144544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41910428 (or 41910420 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 44.

The spelling of 135454144544 in words is "one hundred thirty-five billion, four hundred fifty-four million, one hundred forty-four thousand, five hundred forty-four".