1355669544 has 64 divisors (see below), whose sum is σ = 3453488640. Its totient is φ = 443390400.

The previous prime is 1355669543. The next prime is 1355669561. The reversal of 1355669544 is 4459665531.

It is a junction number, because it is equal to n+sod(n) for n = 1355669493 and 1355669502.

It is not an unprimeable number, because it can be changed into a prime (1355669543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298539 + ... + 303045.

It is an arithmetic number, because the mean of its divisors is an integer number (53960760).

Almost surely, 2^1355669544 is an apocalyptic number.

It is an amenable number.

1355669544 is an abundant number, since it is smaller than the sum of its proper divisors (2097819096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1355669544 is a wasteful number, since it uses less digits than its factorization.

1355669544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4750 (or 4746 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 48.

The square root of 1355669544 is about 36819.4180290781. The cubic root of 1355669544 is about 1106.7544575602.

The spelling of 1355669544 in words is "one billion, three hundred fifty-five million, six hundred sixty-nine thousand, five hundred forty-four".