100552643548 has 24 divisors (see below), whose sum is σ = 202228790400. Its totient is φ = 42853239408.

The previous prime is 100552643533. The next prime is 100552643551. The reversal of 100552643548 is 845346255001.

It is a super-2 number, since 2×100552643548² (a number of 23 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 7 ways as a sum of consecutive naturals, for example, 10026178 + ... + 10036201.

It is an arithmetic number, because the mean of its divisors is an integer number (8426199600).

Almost surely, 2^100552643548 is an apocalyptic number.

It is an amenable number.

100552643548 is an abundant number, since it is smaller than the sum of its proper divisors (101676146852).

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

100552643548 is a wasteful number, since it uses less digits than its factorization.

100552643548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20062569 (or 20062567 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

Adding to 100552643548 its reverse (845346255001), we get a palindrome (945898898549).

The spelling of 100552643548 in words is "one hundred billion, five hundred fifty-two million, six hundred forty-three thousand, five hundred forty-eight".