5551100325440 has 56 divisors (see below), whose sum is σ = 13240849093560. Its totient is φ = 2216695635968.

The previous prime is 5551100325409. The next prime is 5551100325443. The reversal of 5551100325440 is 445230011555.

It can be written as a sum of positive squares in 4 ways, for example, as 515108416 + 5550585217024 = 22696^2 + 2355968^2 .

It is a super-2 number, since 2×5551100325440² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5551100325440.

It is not an unprimeable number, because it can be changed into a prime (5551100325443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14436875 + ... + 14816394.

Almost surely, 2^{5551100325440} is an apocalyptic number.

It is an amenable number.

5551100325440 is an abundant number, since it is smaller than the sum of its proper divisors (7689748768120).

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

5551100325440 is a wasteful number, since it uses less digits than its factorization.

5551100325440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29253879 (or 29253869 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 5551100325440 its reverse (445230011555), we get a palindrome (5996330336995).

The spelling of 5551100325440 in words is "five trillion, five hundred fifty-one billion, one hundred million, three hundred twenty-five thousand, four hundred forty".