10551630320 has 80 divisors (see below), whose sum is σ = 30586042368. Its totient is φ = 3288817920.

The previous prime is 10551630253. The next prime is 10551630337. The reversal of 10551630320 is 2303615501.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10551630320² (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 10551630320.

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, 850304 + ... + 862623.

Almost surely, 2^10551630320 is an apocalyptic number.

10551630320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10551630320 is an abundant number, since it is smaller than the sum of its proper divisors (20034412048).

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

10551630320 is a wasteful number, since it uses less digits than its factorization.

10551630320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712958 (or 1712952 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 10551630320 in words is "ten billion, five hundred fifty-one million, six hundred thirty thousand, three hundred twenty".