10620818516 has 48 divisors (see below), whose sum is σ = 23180677632. Its totient is φ = 4136556000.

The previous prime is 10620818479. The next prime is 10620818521. The reversal of 10620818516 is 61581802601.

It is a super-2 number, since 2×10620818516² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10620818516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1552295 + ... + 1559121.

It is an arithmetic number, because the mean of its divisors is an integer number (482930784).

Almost surely, 2^10620818516 is an apocalyptic number.

It is an amenable number.

10620818516 is an abundant number, since it is smaller than the sum of its proper divisors (12559859116).

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

10620818516 is a wasteful number, since it uses less digits than its factorization.

10620818516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11900 (or 11898 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The spelling of 10620818516 in words is "ten billion, six hundred twenty million, eight hundred eighteen thousand, five hundred sixteen".