10005430612655 has 4 divisors (see below), whose sum is σ = 12006516735192. Its totient is φ = 8004344490120.

The previous prime is 10005430612649. The next prime is 10005430612663. The reversal of 10005430612655 is 55621603450001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10005430612655 - 2¹⁸ = 10005430350511 is a prime.

It is a super-2 number, since 2×10005430612655² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

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, 1000543061261 + ... + 1000543061270.

It is an arithmetic number, because the mean of its divisors is an integer number (3001629183798).

Almost surely, 2^{10005430612655} is an apocalyptic number.

10005430612655 is a deficient number, since it is larger than the sum of its proper divisors (2001086122537).

10005430612655 is an equidigital number, since it uses as much as digits as its factorization.

10005430612655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001086122536.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 10005430612655 in words is "ten trillion, five billion, four hundred thirty million, six hundred twelve thousand, six hundred fifty-five".