5521426551 has 36 divisors (see below), whose sum is σ = 8284359720. Its totient is φ = 3543503040.

The previous prime is 5521426459. The next prime is 5521426579. The reversal of 5521426551 is 1556241255.

5521426551 is a `hidden beast` number, since 552 + 1 + 42 + 65 + 5 + 1 = 666.

It is not a de Polignac number, because 5521426551 - 2¹³ = 5521418359 is a prime.

It is a super-3 number, since 3×5521426551³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521426591) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3170541 + ... + 3172281.

Almost surely, 2^5521426551 is an apocalyptic number.

5521426551 is a deficient number, since it is larger than the sum of its proper divisors (2762933169).

5521426551 is a wasteful number, since it uses less digits than its factorization.

5521426551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224 (or 2192 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 5521426551 is about 74306.3022293533. The cubic root of 5521426551 is about 1767.4634153011.

The spelling of 5521426551 in words is "five billion, five hundred twenty-one million, four hundred twenty-six thousand, five hundred fifty-one".