3550350872 has 8 divisors (see below), whose sum is σ = 6656907900. Its totient is φ = 1775175432.

The previous prime is 3550350871. The next prime is 3550350883. The reversal of 3550350872 is 2780530553.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3550350872² = 25209982628622320768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3550350871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221896922 + ... + 221896937.

Almost surely, 2^3550350872 is an apocalyptic number.

It is an amenable number.

3550350872 is a deficient number, since it is larger than the sum of its proper divisors (3106557028).

3550350872 is a wasteful number, since it uses less digits than its factorization.

3550350872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443793865 (or 443793861 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 3550350872 is about 59584.8208187287. The cubic root of 3550350872 is about 1525.5405586327.

The spelling of 3550350872 in words is "three billion, five hundred fifty million, three hundred fifty thousand, eight hundred seventy-two".