1355475664244 has 48 divisors (see below), whose sum is σ = 2624909484288. Its totient is φ = 608390310528.

The previous prime is 1355475664187. The next prime is 1355475664261. The reversal of 1355475664244 is 4424665745531.

It is a self number, because there is not a number n which added to its sum of digits gives 1355475664244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3677909 + ... + 4029635.

It is an arithmetic number, because the mean of its divisors is an integer number (54685614256).

Almost surely, 2^{1355475664244} is an apocalyptic number.

It is an amenable number.

1355475664244 is a deficient number, since it is larger than the sum of its proper divisors (1269433820044).

1355475664244 is a wasteful number, since it uses less digits than its factorization.

1355475664244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353784 (or 353782 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 56.

The spelling of 1355475664244 in words is "one trillion, three hundred fifty-five billion, four hundred seventy-five million, six hundred sixty-four thousand, two hundred forty-four".