641113404311146 has 16 divisors (see below), whose sum is σ = 1035647883250848. Its totient is φ = 295897593380400.

The previous prime is 641113404311117. The next prime is 641113404311173.

641113404311146 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×641113404311146² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 641113404311099 and 641113404311108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28796100 + ... + 45950431.

It is an arithmetic number, because the mean of its divisors is an integer number (64727992703178).

Almost surely, 2^{641113404311146} is an apocalyptic number.

641113404311146 is a deficient number, since it is larger than the sum of its proper divisors (394534478939702).

641113404311146 is a wasteful number, since it uses less digits than its factorization.

641113404311146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75076437.

The product of its (nonzero) digits is 82944, while the sum is 40.

It can be divided in two parts, 64111340 and 4311146, that added together give a palindrome (68422486).

The spelling of 641113404311146 in words is "six hundred forty-one trillion, one hundred thirteen billion, four hundred four million, three hundred eleven thousand, one hundred forty-six".