3561411662 has 4 divisors (see below), whose sum is σ = 5342117496. Its totient is φ = 1780705830.

The previous prime is 3561411649. The next prime is 3561411809. The reversal of 3561411662 is 2661141653.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 890352914 + ... + 890352917.

It is an arithmetic number, because the mean of its divisors is an integer number (1335529374).

Almost surely, 2^3561411662 is an apocalyptic number.

3561411662 is a deficient number, since it is larger than the sum of its proper divisors (1780705834).

3561411662 is a wasteful number, since it uses less digits than its factorization.

3561411662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780705833.

The product of its digits is 25920, while the sum is 35.

The square root of 3561411662 is about 59677.5641426491. The cubic root of 3561411662 is about 1527.1231431741.

The spelling of 3561411662 in words is "three billion, five hundred sixty-one million, four hundred eleven thousand, six hundred sixty-two".