10505545507 has 2 divisors, whose sum is σ = 10505545508. Its totient is φ = 10505545506.

The previous prime is 10505545429. The next prime is 10505545511. The reversal of 10505545507 is 70554550501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10505545507 - 2¹⁵ = 10505512739 is a prime.

It is a super-2 number, since 2×10505545507² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10205545507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5252772753 + 5252772754.

It is an arithmetic number, because the mean of its divisors is an integer number (5252772754).

Almost surely, 2^10505545507 is an apocalyptic number.

10505545507 is a deficient number, since it is larger than the sum of its proper divisors (1).

10505545507 is an equidigital number, since it uses as much as digits as its factorization.

10505545507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87500, while the sum is 37.

The spelling of 10505545507 in words is "ten billion, five hundred five million, five hundred forty-five thousand, five hundred seven".