641038539097 has 8 divisors (see below), whose sum is σ = 699324792192. Its totient is φ = 582753956400.

The previous prime is 641038539083. The next prime is 641038539121. The reversal of 641038539097 is 790935830146.

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

It is not a de Polignac number, because 641038539097 - 2²³ = 641030150489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (641038539017) 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, 466147 + ... + 1224487.

It is an arithmetic number, because the mean of its divisors is an integer number (87415599024).

Almost surely, 2^641038539097 is an apocalyptic number.

It is an amenable number.

641038539097 is a deficient number, since it is larger than the sum of its proper divisors (58286253095).

641038539097 is a wasteful number, since it uses less digits than its factorization.

641038539097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835199.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 641038539097 in words is "six hundred forty-one billion, thirty-eight million, five hundred thirty-nine thousand, ninety-seven".