3554640380 has 12 divisors (see below), whose sum is σ = 7464744840. Its totient is φ = 1421856144.

The previous prime is 3554640269. The next prime is 3554640413. The reversal of 3554640380 is 830464553.

It is a super-2 number, since 2×3554640380² = 25270936462253088800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88865990 + ... + 88866029.

It is an arithmetic number, because the mean of its divisors is an integer number (622062070).

Almost surely, 2^3554640380 is an apocalyptic number.

It is an amenable number.

3554640380 is an abundant number, since it is smaller than the sum of its proper divisors (3910104460).

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

3554640380 is a wasteful number, since it uses less digits than its factorization.

3554640380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177732028 (or 177732026 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 3554640380 is about 59620.8049257975. The cubic root of 3554640380 is about 1526.1546936892.

The spelling of 3554640380 in words is "three billion, five hundred fifty-four million, six hundred forty thousand, three hundred eighty".