10663477420 has 24 divisors (see below), whose sum is σ = 22476560400. Its totient is φ = 4249532352.

The previous prime is 10663477397. The next prime is 10663477423. The reversal of 10663477420 is 2477436601.

It is a super-2 number, since 2×10663477420² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10663477423) 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, 985650 + ... + 996409.

It is an arithmetic number, because the mean of its divisors is an integer number (936523350).

Almost surely, 2^10663477420 is an apocalyptic number.

10663477420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10663477420 is an abundant number, since it is smaller than the sum of its proper divisors (11813082980).

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

10663477420 is a wasteful number, since it uses less digits than its factorization.

10663477420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982337 (or 1982335 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 10663477420 in words is "ten billion, six hundred sixty-three million, four hundred seventy-seven thousand, four hundred twenty".