5521451429 has 16 divisors (see below), whose sum is σ = 6147951600. Its totient is φ = 4925629440.

The previous prime is 5521451387. The next prime is 5521451459. The reversal of 5521451429 is 9241541255.

It can be written as a sum of positive squares in 8 ways, for example, as 664225 + 5520787204 = 815^2 + 74302^2 .

It is not a de Polignac number, because 5521451429 - 2¹² = 5521447333 is a prime.

It is a super-2 number, since 2×5521451429² = 60972851765612284082, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5521451392 and 5521451401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521451459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33149 + ... + 110189.

It is an arithmetic number, because the mean of its divisors is an integer number (384246975).

Almost surely, 2^5521451429 is an apocalyptic number.

It is an amenable number.

5521451429 is a deficient number, since it is larger than the sum of its proper divisors (626500171).

5521451429 is a wasteful number, since it uses less digits than its factorization.

5521451429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77240.

The product of its digits is 72000, while the sum is 38.

The square root of 5521451429 is about 74306.4696308471. The cubic root of 5521451429 is about 1767.4660698620.

The spelling of 5521451429 in words is "five billion, five hundred twenty-one million, four hundred fifty-one thousand, four hundred twenty-nine".