641352466506450 has 96 divisors (see below), whose sum is σ = 1684124211116160. Its totient is φ = 160966120576000.

The previous prime is 641352466506391. The next prime is 641352466506463. The reversal of 641352466506450 is 54605664253146.

It is a super-2 number, since 2×641352466506450² (a number of 30 digits) contains 22 as substring.

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, 681601300 + ... + 682541600.

It is an arithmetic number, because the mean of its divisors is an integer number (17542960532460).

Almost surely, 2^{641352466506450} is an apocalyptic number.

641352466506450 is an abundant number, since it is smaller than the sum of its proper divisors (1042771744609710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

641352466506450 is a wasteful number, since it uses less digits than its factorization.

641352466506450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207812 (or 1207807 counting only the distinct ones).

The product of its (nonzero) digits is 62208000, while the sum is 57.

The spelling of 641352466506450 in words is "six hundred forty-one trillion, three hundred fifty-two billion, four hundred sixty-six million, five hundred six thousand, four hundred fifty".