641393754003 has 24 divisors (see below), whose sum is σ = 935350416000. Its totient is φ = 423494780544.

The previous prime is 641393753989. The next prime is 641393754047. The reversal of 641393754003 is 300457393146.

641393754003 is a `hidden beast` number, since 6 + 4 + 13 + 93 + 7 + 540 + 0 + 3 = 666.

It is not a de Polignac number, because 641393754003 - 2¹⁸ = 641393491859 is a prime.

It is a super-2 number, since 2×641393754003² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 641393754003.

It is not an unprimeable number, because it can be changed into a prime (641393794003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2217151 + ... + 2489687.

It is an arithmetic number, because the mean of its divisors is an integer number (38972934000).

Almost surely, 2^641393754003 is an apocalyptic number.

641393754003 is a deficient number, since it is larger than the sum of its proper divisors (293956661997).

641393754003 is a wasteful number, since it uses less digits than its factorization.

641393754003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275051 (or 275048 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 641393754003 in words is "six hundred forty-one billion, three hundred ninety-three million, seven hundred fifty-four thousand, three".