10506623611 has 12 divisors (see below), whose sum is σ = 12175656840. Its totient is φ = 8989621760.

The previous prime is 10506623549. The next prime is 10506623657. The reversal of 10506623611 is 11632660501.

It is not a de Polignac number, because 10506623611 - 2¹⁷ = 10506492539 is a prime.

It is a super-2 number, since 2×10506623611² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10506623671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1649326 + ... + 1655683.

It is an arithmetic number, because the mean of its divisors is an integer number (1014638070).

Almost surely, 2^10506623611 is an apocalyptic number.

10506623611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10506623611 is a deficient number, since it is larger than the sum of its proper divisors (1669033229).

10506623611 is a wasteful number, since it uses less digits than its factorization.

10506623611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305054 (or 3305037 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 10506623611 in words is "ten billion, five hundred six million, six hundred twenty-three thousand, six hundred eleven".