3551430055 has 4 divisors (see below), whose sum is σ = 4261716072. Its totient is φ = 2841144040.

The previous prime is 3551430053. The next prime is 3551430079. The reversal of 3551430055 is 5500341553.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3551430055 - 2¹ = 3551430053 is a prime.

It is a super-2 number, since 2×3551430055² = 25225310871114606050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3551429999 and 3551430026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551430053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355143001 + ... + 355143010.

It is an arithmetic number, because the mean of its divisors is an integer number (1065429018).

Almost surely, 2^3551430055 is an apocalyptic number.

3551430055 is a deficient number, since it is larger than the sum of its proper divisors (710286017).

3551430055 is an equidigital number, since it uses as much as digits as its factorization.

3551430055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710286016.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 3551430055 is about 59593.8759857085. The cubic root of 3551430055 is about 1525.6951133715.

The spelling of 3551430055 in words is "three billion, five hundred fifty-one million, four hundred thirty thousand, fifty-five".