10505840510 has 16 divisors (see below), whose sum is σ = 20629650672. Its totient is φ = 3820305600.

The previous prime is 10505840507. The next prime is 10505840599. The reversal of 10505840510 is 1504850501.

It is a super-2 number, since 2×10505840510² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47753711 + ... + 47753930.

It is an arithmetic number, because the mean of its divisors is an integer number (1289353167).

Almost surely, 2^10505840510 is an apocalyptic number.

10505840510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10505840510 is a deficient number, since it is larger than the sum of its proper divisors (10123810162).

10505840510 is a wasteful number, since it uses less digits than its factorization.

10505840510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95507659.

The product of its (nonzero) digits is 4000, while the sum is 29.

Subtracting from 10505840510 its reverse (1504850501), we obtain a palindrome (9000990009).

The spelling of 10505840510 in words is "ten billion, five hundred five million, eight hundred forty thousand, five hundred ten".