550100620 has 24 divisors (see below), whose sum is σ = 1223165664. Its totient is φ = 207096576.

The previous prime is 550100581. The next prime is 550100657. The reversal of 550100620 is 26001055.

It is a happy number.

It is a super-2 number, since 2×550100620² = 605221384248768800, which contains 22 as substring.

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, 808632 + ... + 809311.

It is an arithmetic number, because the mean of its divisors is an integer number (50965236).

Almost surely, 2^550100620 is an apocalyptic number.

It is an amenable number.

550100620 is an abundant number, since it is smaller than the sum of its proper divisors (673065044).

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

550100620 is a wasteful number, since it uses less digits than its factorization.

550100620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617969 (or 1617967 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 550100620 is about 23454.2239266193. The cubic root of 550100620 is about 819.3712312548.

Adding to 550100620 its reverse (26001055), we get a palindrome (576101675).

The spelling of 550100620 in words is "five hundred fifty million, one hundred thousand, six hundred twenty".