3551254400 has 96 divisors (see below), whose sum is σ = 8938657800. Its totient is φ = 1393633280.

The previous prime is 3551254397. The next prime is 3551254409. The reversal of 3551254400 is 44521553.

It is a super-2 number, since 2×3551254400² = 25222815627038720000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551254409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159131 + ... + 180069.

Almost surely, 2^3551254400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551254400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4469328900).

3551254400 is an abundant number, since it is smaller than the sum of its proper divisors (5387403400).

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

3551254400 is a wasteful number, since it uses less digits than its factorization.

3551254400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21016 (or 20999 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 3551254400 is about 59592.4022002805. The cubic root of 3551254400 is about 1525.6699591482.

Adding to 3551254400 its reverse (44521553), we get a palindrome (3595775953).

The spelling of 3551254400 in words is "three billion, five hundred fifty-one million, two hundred fifty-four thousand, four hundred".