1000135643632 has 20 divisors (see below), whose sum is σ = 1937779474176. Its totient is φ = 500063521280.

The previous prime is 1000135643621. The next prime is 1000135643677. The reversal of 1000135643632 is 2363465310001.

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, 2538048 + ... + 2905504.

Almost surely, 2^{1000135643632} is an apocalyptic number.

It is an amenable number.

1000135643632 is a deficient number, since it is larger than the sum of its proper divisors (937643830544).

1000135643632 is a wasteful number, since it uses less digits than its factorization.

1000135643632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537576 (or 537570 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 1000135643632 in words is "one trillion, one hundred thirty-five million, six hundred forty-three thousand, six hundred thirty-two".