10554645556 has 36 divisors (see below), whose sum is σ = 22858000032. Its totient is φ = 4175462304.

The previous prime is 10554645499. The next prime is 10554645589. The reversal of 10554645556 is 65554645501.

It is a happy number.

It is a super-2 number, since 2×10554645556² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1110510 + ... + 1119973.

Almost surely, 2^10554645556 is an apocalyptic number.

It is an amenable number.

10554645556 is an abundant number, since it is smaller than the sum of its proper divisors (12303354476).

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

10554645556 is a wasteful number, since it uses less digits than its factorization.

10554645556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230520 (or 2230505 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 46.

Subtracting 10554645556 from its reverse (65554645501), we obtain a palindrome (54999999945).

The spelling of 10554645556 in words is "ten billion, five hundred fifty-four million, six hundred forty-five thousand, five hundred fifty-six".