551872996 has 6 divisors (see below), whose sum is σ = 965777750. Its totient is φ = 275936496.

The previous prime is 551872967. The next prime is 551872999. The reversal of 551872996 is 699278155.

It can be written as a sum of positive squares in only one way, i.e., 530841600 + 21031396 = 23040^2 + 4586^2 .

It is not an unprimeable number, because it can be changed into a prime (551872999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68984121 + ... + 68984128.

Almost surely, 2^551872996 is an apocalyptic number.

It is an amenable number.

551872996 is a deficient number, since it is larger than the sum of its proper divisors (413904754).

551872996 is a wasteful number, since it uses less digits than its factorization.

551872996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137968253 (or 137968251 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 52.

The square root of 551872996 is about 23491.9772688465. The cubic root of 551872996 is about 820.2502686415.

The spelling of 551872996 in words is "five hundred fifty-one million, eight hundred seventy-two thousand, nine hundred ninety-six".