3553662440 has 16 divisors (see below), whose sum is σ = 7995740580. Its totient is φ = 1421464960.

The previous prime is 3553662391. The next prime is 3553662443. The reversal of 3553662440 is 442663553.

It is a happy number.

3553662440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3530023396 + 23639044 = 59414^2 + 4862^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3553662394 and 3553662403.

It is not an unprimeable number, because it can be changed into a prime (3553662443) 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, 44420741 + ... + 44420820.

Almost surely, 2^3553662440 is an apocalyptic number.

It is an amenable number.

3553662440 is an abundant number, since it is smaller than the sum of its proper divisors (4442078140).

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

3553662440 is a wasteful number, since it uses less digits than its factorization.

3553662440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88841572 (or 88841568 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The square root of 3553662440 is about 59612.6030298963. The cubic root of 3553662440 is about 1526.0147241047.

The spelling of 3553662440 in words is "three billion, five hundred fifty-three million, six hundred sixty-two thousand, four hundred forty".