5661629433 has 16 divisors (see below), whose sum is σ = 8447947200. Its totient is φ = 3747263040.

The previous prime is 5661629431. The next prime is 5661629483. The reversal of 5661629433 is 3349261665.

5661629433 is a `hidden beast` number, since 5 + 6 + 616 + 29 + 4 + 3 + 3 = 666.

It is not a de Polignac number, because 5661629433 - 2¹ = 5661629431 is a prime.

It is a super-2 number, since 2×5661629433² = 64108095673223802978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5661629431) 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, 750528 + ... + 758033.

It is an arithmetic number, because the mean of its divisors is an integer number (527996700).

Almost surely, 2^5661629433 is an apocalyptic number.

It is an amenable number.

5661629433 is a deficient number, since it is larger than the sum of its proper divisors (2786317767).

5661629433 is a wasteful number, since it uses less digits than its factorization.

5661629433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508709 (or 1508703 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 5661629433 is about 75243.7999638508. The cubic root of 5661629433 is about 1782.2986581247.

The spelling of 5661629433 in words is "five billion, six hundred sixty-one million, six hundred twenty-nine thousand, four hundred thirty-three".