3551162642 has 8 divisors (see below), whose sum is σ = 5327089932. Its totient is φ = 1775466000.

The previous prime is 3551162639. The next prime is 3551162647. The reversal of 3551162642 is 2462611553.

It can be written as a sum of positive squares in 2 ways, for example, as 2675061841 + 876100801 = 51721^2 + 29599^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3551162642² = 25221512219872840328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3551162647) 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, 11909 + ... + 85112.

Almost surely, 2^3551162642 is an apocalyptic number.

3551162642 is a deficient number, since it is larger than the sum of its proper divisors (1775927290).

3551162642 is a wasteful number, since it uses less digits than its factorization.

3551162642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115324.

The product of its digits is 43200, while the sum is 35.

The square root of 3551162642 is about 59591.6323152840. The cubic root of 3551162642 is about 1525.6568188496.

The spelling of 3551162642 in words is "three billion, five hundred fifty-one million, one hundred sixty-two thousand, six hundred forty-two".