641432250317001 has 32 divisors (see below), whose sum is σ = 1005611779670400. Its totient is φ = 358539369753600.

The previous prime is 641432250316933. The next prime is 641432250317029. The reversal of 641432250317001 is 100713052234146.

It is not a de Polignac number, because 641432250317001 - 2⁹ = 641432250316489 is a prime.

It is a super-3 number, since 3×641432250317001³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (641432250317041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 632507776 + ... + 633521073.

It is an arithmetic number, because the mean of its divisors is an integer number (31425368114700).

Almost surely, 2^{641432250317001} is an apocalyptic number.

It is an amenable number.

641432250317001 is a deficient number, since it is larger than the sum of its proper divisors (364179529353399).

641432250317001 is a wasteful number, since it uses less digits than its factorization.

641432250317001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266030057.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 641432250317001 in words is "six hundred forty-one trillion, four hundred thirty-two billion, two hundred fifty million, three hundred seventeen thousand, one".