100600720550 has 48 divisors (see below), whose sum is σ = 206035866432. Its totient is φ = 36240170400.

The previous prime is 100600720511. The next prime is 100600720603. The reversal of 100600720550 is 55027006001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 795872 + ... + 913571.

It is an arithmetic number, because the mean of its divisors is an integer number (4292413884).

Almost surely, 2^100600720550 is an apocalyptic number.

100600720550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100600720550 is an abundant number, since it is smaller than the sum of its proper divisors (105435145882).

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

100600720550 is a wasteful number, since it uses less digits than its factorization.

100600720550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709573 (or 1709568 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

Adding to 100600720550 its reverse (55027006001), we get a palindrome (155627726551).

The spelling of 100600720550 in words is "one hundred billion, six hundred million, seven hundred twenty thousand, five hundred fifty".