5661091006 has 8 divisors (see below), whose sum is σ = 8575712424. Its totient is φ = 2802520200.

The previous prime is 5661090989. The next prime is 5661091013. The reversal of 5661091006 is 6001901665.

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

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, 14012400 + ... + 14012803.

It is an arithmetic number, because the mean of its divisors is an integer number (1071964053).

Almost surely, 2^5661091006 is an apocalyptic number.

5661091006 is a deficient number, since it is larger than the sum of its proper divisors (2914621418).

5661091006 is a wasteful number, since it uses less digits than its factorization.

5661091006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28025306.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 5661091006 is about 75240.2219959511. The cubic root of 5661091006 is about 1782.2421568321.

The spelling of 5661091006 in words is "five billion, six hundred sixty-one million, ninety-one thousand, six".