104666640533 has 32 divisors (see below), whose sum is σ = 133528614912. Its totient is φ = 79808716800.

The previous prime is 104666640503. The next prime is 104666640539. The reversal of 104666640533 is 335046666401.

It is a cyclic number.

It is not a de Polignac number, because 104666640533 - 2¹⁶ = 104666574997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104666640539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 602885 + ... + 756837.

It is an arithmetic number, because the mean of its divisors is an integer number (4172769216).

Almost surely, 2^104666640533 is an apocalyptic number.

104666640533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

104666640533 is a deficient number, since it is larger than the sum of its proper divisors (28861974379).

104666640533 is a wasteful number, since it uses less digits than its factorization.

104666640533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154245.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 104666640533 in words is "one hundred four billion, six hundred sixty-six million, six hundred forty thousand, five hundred thirty-three".