10677609820 has 24 divisors (see below), whose sum is σ = 22424963904. Its totient is φ = 4270666176.

The previous prime is 10677609799. The next prime is 10677609821. The reversal of 10677609820 is 2890677601.

It is a happy number.

It is a super-2 number, since 2×10677609820² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10677609821) 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, 360909 + ... + 389371.

It is an arithmetic number, because the mean of its divisors is an integer number (934373496).

Almost surely, 2^10677609820 is an apocalyptic number.

10677609820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10677609820 is an abundant number, since it is smaller than the sum of its proper divisors (11747354084).

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

10677609820 is a wasteful number, since it uses less digits than its factorization.

10677609820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47229 (or 47227 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 46.

The spelling of 10677609820 in words is "ten billion, six hundred seventy-seven million, six hundred nine thousand, eight hundred twenty".