3550142142 has 64 divisors (see below), whose sum is σ = 8151736320. Its totient is φ = 1144634400.

The previous prime is 3550142129. The next prime is 3550142171. The reversal of 3550142142 is 2412410553.

It is a Harshad number since it is a multiple of its sum of digits (27).

3550142142 is a modest number, since divided by 142142 gives 3550 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194467 + ... + 211937.

It is an arithmetic number, because the mean of its divisors is an integer number (127370880).

Almost surely, 2^3550142142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3550142142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4075868160).

3550142142 is an abundant number, since it is smaller than the sum of its proper divisors (4601594178).

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

3550142142 is a wasteful number, since it uses less digits than its factorization.

3550142142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17606 (or 17600 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3550142142 is about 59583.0692562913. The cubic root of 3550142142 is about 1525.5106618391.

Adding to 3550142142 its reverse (2412410553), we get a palindrome (5962552695).

The spelling of 3550142142 in words is "three billion, five hundred fifty million, one hundred forty-two thousand, one hundred forty-two".