641535461124 has 24 divisors (see below), whose sum is σ = 1497281916480. Its totient is φ = 213792890784.

The previous prime is 641535461107. The next prime is 641535461167. The reversal of 641535461124 is 421164535146.

641535461124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 6481704 + ... + 6579935.

It is an arithmetic number, because the mean of its divisors is an integer number (62386746520).

Almost surely, 2^641535461124 is an apocalyptic number.

It is an amenable number.

641535461124 is an abundant number, since it is smaller than the sum of its proper divisors (855746455356).

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

641535461124 is a wasteful number, since it uses less digits than its factorization.

641535461124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13065739 (or 13065737 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The spelling of 641535461124 in words is "six hundred forty-one billion, five hundred thirty-five million, four hundred sixty-one thousand, one hundred twenty-four".