551964914 has 4 divisors (see below), whose sum is σ = 827947374. Its totient is φ = 275982456.

The previous prime is 551964913. The next prime is 551964929. The reversal of 551964914 is 419469155.

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

It can be written as a sum of positive squares in only one way, i.e., 359671225 + 192293689 = 18965^2 + 13867^2 .

It is not an unprimeable number, because it can be changed into a prime (551964911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137991227 + ... + 137991230.

Almost surely, 2^551964914 is an apocalyptic number.

551964914 is a deficient number, since it is larger than the sum of its proper divisors (275982460).

551964914 is a wasteful number, since it uses less digits than its factorization.

551964914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275982459.

The product of its digits is 194400, while the sum is 44.

The square root of 551964914 is about 23493.9335574101. The cubic root of 551964914 is about 820.2958054343.

The spelling of 551964914 in words is "five hundred fifty-one million, nine hundred sixty-four thousand, nine hundred fourteen".