641354453146 has 96 divisors (see below), whose sum is σ = 1187069688000. Its totient is φ = 258060971520.

The previous prime is 641354453123. The next prime is 641354453177.

641354453146 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×641354453146² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 641354453096 and 641354453105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10835560 + ... + 10894588.

It is an arithmetic number, because the mean of its divisors is an integer number (12365309250).

Almost surely, 2^641354453146 is an apocalyptic number.

641354453146 is a deficient number, since it is larger than the sum of its proper divisors (545715234854).

641354453146 is a wasteful number, since it uses less digits than its factorization.

641354453146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59228 (or 59217 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 641354453146 in words is "six hundred forty-one billion, three hundred fifty-four million, four hundred fifty-three thousand, one hundred forty-six".