1033643640100 has 36 divisors (see below), whose sum is σ = 2260668196864. Its totient is φ = 410201880480.

The previous prime is 1033643640091. The next prime is 1033643640149. The reversal of 1033643640100 is 10463463301.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40681932 + ... + 40707331.

Almost surely, 2^{1033643640100} is an apocalyptic number.

1033643640100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033643640100 is an abundant number, since it is smaller than the sum of its proper divisors (1227024556764).

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

1033643640100 is a wasteful number, since it uses less digits than its factorization.

1033643640100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81389404 (or 81389397 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 1033643640100 in words is "one trillion, thirty-three billion, six hundred forty-three million, six hundred forty thousand, one hundred".