1356544648 has 32 divisors (see below), whose sum is σ = 2707292160. Its totient is φ = 635019520.

The previous prime is 1356544583. The next prime is 1356544649. The reversal of 1356544648 is 8464456531.

It is a junction number, because it is equal to n+sod(n) for n = 1356544598 and 1356544607.

It is not an unprimeable number, because it can be changed into a prime (1356544649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136 + ... + 52087.

It is an arithmetic number, because the mean of its divisors is an integer number (84602880).

Almost surely, 2^1356544648 is an apocalyptic number.

It is an amenable number.

1356544648 is a deficient number, since it is larger than the sum of its proper divisors (1350747512).

1356544648 is a wasteful number, since it uses less digits than its factorization.

1356544648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52437 (or 52433 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 46.

The square root of 1356544648 is about 36831.2998413035. The cubic root of 1356544648 is about 1106.9925482593.

The spelling of 1356544648 in words is "one billion, three hundred fifty-six million, five hundred forty-four thousand, six hundred forty-eight".