6706090644 has 48 divisors (see below), whose sum is σ = 17074846656. Its totient is φ = 2031577600.

The previous prime is 6706090639. The next prime is 6706090649. The reversal of 6706090644 is 4460906076.

It is an interprime number because it is at equal distance from previous prime (6706090639) and next prime (6706090649).

It is a junction number, because it is equal to n+sod(n) for n = 6706090596 and 6706090605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6706090649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 885514 + ... + 893054.

It is an arithmetic number, because the mean of its divisors is an integer number (355725972).

Almost surely, 2^6706090644 is an apocalyptic number.

It is an amenable number.

6706090644 is an abundant number, since it is smaller than the sum of its proper divisors (10368756012).

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

6706090644 is a wasteful number, since it uses less digits than its factorization.

6706090644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14296 (or 14294 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 6706090644 is about 81890.7237970211. The cubic root of 6706090644 is about 1885.7747069745.

The spelling of 6706090644 in words is "six billion, seven hundred six million, ninety thousand, six hundred forty-four".