10516551123 has 8 divisors (see below), whose sum is σ = 15100688848. Its totient is φ = 6471723744.

The previous prime is 10516551121. The next prime is 10516551131. The reversal of 10516551123 is 32115561501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10516551123 - 2¹ = 10516551121 is a prime.

It is a super-2 number, since 2×10516551123² (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 (10516551121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134827540 + ... + 134827617.

It is an arithmetic number, because the mean of its divisors is an integer number (1887586106).

Almost surely, 2^10516551123 is an apocalyptic number.

10516551123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10516551123 is a deficient number, since it is larger than the sum of its proper divisors (4584137725).

10516551123 is a wasteful number, since it uses less digits than its factorization.

10516551123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269655173.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 10516551123 in words is "ten billion, five hundred sixteen million, five hundred fifty-one thousand, one hundred twenty-three".