551150623 has 4 divisors (see below), whose sum is σ = 562877280. Its totient is φ = 539423968.

The previous prime is 551150609. The next prime is 551150629. The reversal of 551150623 is 326051155.

551150623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551150623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551150591 and 551150600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551150629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5863258 + ... + 5863351.

It is an arithmetic number, because the mean of its divisors is an integer number (140719320).

Almost surely, 2^551150623 is an apocalyptic number.

551150623 is a deficient number, since it is larger than the sum of its proper divisors (11726657).

551150623 is a wasteful number, since it uses less digits than its factorization.

551150623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11726656.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 551150623 is about 23476.5973471455. The cubic root of 551150623 is about 819.8922240862.

The spelling of 551150623 in words is "five hundred fifty-one million, one hundred fifty thousand, six hundred twenty-three".