6675721082990 has 96 divisors (see below), whose sum is σ = 13458968661600. Its totient is φ = 2376964915200.

The previous prime is 6675721082977. The next prime is 6675721082993. The reversal of 6675721082990 is 992801275766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6675721082993) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32899766 + ... + 33102054.

It is an arithmetic number, because the mean of its divisors is an integer number (140197590225).

Almost surely, 2^{6675721082990} is an apocalyptic number.

6675721082990 is an abundant number, since it is smaller than the sum of its proper divisors (6783247578610).

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

6675721082990 is a wasteful number, since it uses less digits than its factorization.

6675721082990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202950 (or 202933 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 6675721082990 in words is "six trillion, six hundred seventy-five billion, seven hundred twenty-one million, eighty-two thousand, nine hundred ninety".