10511350506 has 32 divisors (see below), whose sum is σ = 24587956800. Its totient is φ = 3319373520.

The previous prime is 10511350501. The next prime is 10511350517. The reversal of 10511350506 is 60505311501.

10511350506 is a `hidden beast` number, since 105 + 1 + 1 + 3 + 50 + 506 = 666.

It is a super-2 number, since 2×10511350506² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10511350506.

It is not an unprimeable number, because it can be changed into a prime (10511350501) 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, 5121465 + ... + 5123516.

It is an arithmetic number, because the mean of its divisors is an integer number (768373650).

Almost surely, 2^10511350506 is an apocalyptic number.

10511350506 is an abundant number, since it is smaller than the sum of its proper divisors (14076606294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10511350506 is a wasteful number, since it uses less digits than its factorization.

10511350506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10245011 (or 10245005 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The spelling of 10511350506 in words is "ten billion, five hundred eleven million, three hundred fifty thousand, five hundred six".