551114620 has 48 divisors (see below), whose sum is σ = 1354949568. Its totient is φ = 184343040.

The previous prime is 551114609. The next prime is 551114633. The reversal of 551114620 is 26411155.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42267 + ... + 53746.

It is an arithmetic number, because the mean of its divisors is an integer number (28228116).

Almost surely, 2^551114620 is an apocalyptic number.

It is an amenable number.

551114620 is an abundant number, since it is smaller than the sum of its proper divisors (803834948).

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

551114620 is a wasteful number, since it uses less digits than its factorization.

551114620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96070 (or 96068 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 551114620 is about 23475.8305497377. The cubic root of 551114620 is about 819.8743709978.

Adding to 551114620 its reverse (26411155), we get a palindrome (577525775).

The spelling of 551114620 in words is "five hundred fifty-one million, one hundred fourteen thousand, six hundred twenty".