10501115505 has 16 divisors (see below), whose sum is σ = 16803728640. Its totient is φ = 5599947008.

The previous prime is 10501115503. The next prime is 10501115507. The reversal of 10501115505 is 50551110501.

It is an interprime number because it is at equal distance from previous prime (10501115503) and next prime (10501115507).

It is a cyclic number.

It is not a de Polignac number, because 10501115505 - 2¹ = 10501115503 is a prime.

It is a super-2 number, since 2×10501115505² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10501115501) 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, 112009 + ... + 183161.

It is an arithmetic number, because the mean of its divisors is an integer number (1050233040).

Almost surely, 2^10501115505 is an apocalyptic number.

10501115505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10501115505 is a deficient number, since it is larger than the sum of its proper divisors (6302613135).

10501115505 is an equidigital number, since it uses as much as digits as its factorization.

10501115505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81000.

The product of its (nonzero) digits is 625, while the sum is 24.

The spelling of 10501115505 in words is "ten billion, five hundred one million, one hundred fifteen thousand, five hundred five".