10005553140021 has 32 divisors (see below), whose sum is σ = 15695336407680. Its totient is φ = 6277853691648.

The previous prime is 10005553140017. The next prime is 10005553140031. The reversal of 10005553140021 is 12004135550001.

10005553140021 is a `hidden beast` number, since 100 + 0 + 5 + 5 + 531 + 4 + 0 + 0 + 21 = 666.

It is not a de Polignac number, because 10005553140021 - 2² = 10005553140017 is a prime.

It is a super-2 number, since 2×10005553140021² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10005553140031) 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, 22633315 + ... + 23071151.

It is an arithmetic number, because the mean of its divisors is an integer number (490479262740).

Almost surely, 2^{10005553140021} is an apocalyptic number.

It is an amenable number.

10005553140021 is a deficient number, since it is larger than the sum of its proper divisors (5689783267659).

10005553140021 is a wasteful number, since it uses less digits than its factorization.

10005553140021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487650 (or 487644 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 10005553140021 its reverse (12004135550001), we get a palindrome (22009688690022).

The spelling of 10005553140021 in words is "ten trillion, five billion, five hundred fifty-three million, one hundred forty thousand, twenty-one".