1381424317564 has 12 divisors (see below), whose sum is σ = 2419888492000. Its totient is φ = 690027605568.

The previous prime is 1381424317547. The next prime is 1381424317607. The reversal of 1381424317564 is 4657134241831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171133764 + ... + 171141835.

Almost surely, 2^{1381424317564} is an apocalyptic number.

It is an amenable number.

1381424317564 is a deficient number, since it is larger than the sum of its proper divisors (1038464174436).

1381424317564 is a wasteful number, since it uses less digits than its factorization.

1381424317564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342276612 (or 342276610 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The spelling of 1381424317564 in words is "one trillion, three hundred eighty-one billion, four hundred twenty-four million, three hundred seventeen thousand, five hundred sixty-four".