641603004270 has 32 divisors (see below), whose sum is σ = 1539870302880. Its totient is φ = 171091568640.

The previous prime is 641603004221. The next prime is 641603004271. The reversal of 641603004270 is 72400306146.

It is a happy number.

641603004270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (641603004271) 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, 2723746 + ... + 2949914.

It is an arithmetic number, because the mean of its divisors is an integer number (48120946965).

Almost surely, 2^641603004270 is an apocalyptic number.

641603004270 is an abundant number, since it is smaller than the sum of its proper divisors (898267298610).

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

641603004270 is a wasteful number, since it uses less digits than its factorization.

641603004270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320740.

The product of its (nonzero) digits is 24192, while the sum is 33.

The spelling of 641603004270 in words is "six hundred forty-one billion, six hundred three million, four thousand, two hundred seventy".