672128409130 has 16 divisors (see below), whose sum is σ = 1262432490624. Its totient is φ = 257162173840.

The previous prime is 672128409077. The next prime is 672128409137. The reversal of 672128409130 is 31904821276.

It is not an unprimeable number, because it can be changed into a prime (672128409137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461148486 + ... + 1461148945.

It is an arithmetic number, because the mean of its divisors is an integer number (78902030664).

Almost surely, 2^672128409130 is an apocalyptic number.

672128409130 is a deficient number, since it is larger than the sum of its proper divisors (590304081494).

672128409130 is a wasteful number, since it uses less digits than its factorization.

672128409130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2922297461.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 672128409130 in words is "six hundred seventy-two billion, one hundred twenty-eight million, four hundred nine thousand, one hundred thirty".