551011602 has 16 divisors (see below), whose sum is σ = 1115301600. Its totient is φ = 181457472.

The previous prime is 551011579. The next prime is 551011607. The reversal of 551011602 is 206110155.

It is a super-2 number, since 2×551011602² = 607227571077212808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551011607) 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 in 7 ways as a sum of consecutive naturals, for example, 552727 + ... + 553722.

It is an arithmetic number, because the mean of its divisors is an integer number (69706350).

Almost surely, 2^551011602 is an apocalyptic number.

551011602 is an abundant number, since it is smaller than the sum of its proper divisors (564289998).

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

551011602 is a wasteful number, since it uses less digits than its factorization.

551011602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106537.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 551011602 is about 23473.6363182188. The cubic root of 551011602 is about 819.8232823626.

Adding to 551011602 its reverse (206110155), we get a palindrome (757121757).

The spelling of 551011602 in words is "five hundred fifty-one million, eleven thousand, six hundred two".