10005523512545 has 48 divisors (see below), whose sum is σ = 14010813698112. Its totient is φ = 6798494398080.

The previous prime is 10005523512493. The next prime is 10005523512583. The reversal of 10005523512545 is 54521532550001.

It is not a de Polignac number, because 10005523512545 - 2⁸ = 10005523512289 is a prime.

It is a super-2 number, since 2×10005523512545² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10005523512499 and 10005523512508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2747654 + ... + 5249823.

It is an arithmetic number, because the mean of its divisors is an integer number (291891952044).

Almost surely, 2^{10005523512545} is an apocalyptic number.

It is an amenable number.

10005523512545 is a deficient number, since it is larger than the sum of its proper divisors (4005290185567).

10005523512545 is a wasteful number, since it uses less digits than its factorization.

10005523512545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7997582 (or 7997559 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 10005523512545 in words is "ten trillion, five billion, five hundred twenty-three million, five hundred twelve thousand, five hundred forty-five".