10545155205 has 16 divisors (see below), whose sum is σ = 18170113920. Its totient is φ = 5191460928.

The previous prime is 10545155171. The next prime is 10545155209. The reversal of 10545155205 is 50255154501.

It is not a de Polignac number, because 10545155205 - 2²² = 10540960901 is a prime.

It is a super-2 number, since 2×10545155205² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10545155209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27038665 + ... + 27039054.

It is an arithmetic number, because the mean of its divisors is an integer number (1135632120).

Almost surely, 2^10545155205 is an apocalyptic number.

10545155205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10545155205 is a deficient number, since it is larger than the sum of its proper divisors (7624958715).

10545155205 is a wasteful number, since it uses less digits than its factorization.

10545155205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54077740.

The product of its (nonzero) digits is 25000, while the sum is 33.

The spelling of 10545155205 in words is "ten billion, five hundred forty-five million, one hundred fifty-five thousand, two hundred five".