10005554049 has 4 divisors (see below), whose sum is σ = 13340738736. Its totient is φ = 6670369364.

The previous prime is 10005553979. The next prime is 10005554059. The reversal of 10005554049 is 94045550001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10005554049 - 2¹¹ = 10005552001 is a prime.

It is a super-2 number, since 2×10005554049² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10005554059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1667592339 + ... + 1667592344.

It is an arithmetic number, because the mean of its divisors is an integer number (3335184684).

Almost surely, 2^10005554049 is an apocalyptic number.

It is an amenable number.

10005554049 is a deficient number, since it is larger than the sum of its proper divisors (3335184687).

10005554049 is an equidigital number, since it uses as much as digits as its factorization.

10005554049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335184686.

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 10005554049 in words is "ten billion, five million, five hundred fifty-four thousand, forty-nine".