634040065540104 has 32 divisors (see below), whose sum is σ = 1601441402658720. Its totient is φ = 209167856672256.

The previous prime is 634040065540099. The next prime is 634040065540117. The reversal of 634040065540104 is 401045560040436.

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, 136176987694 + ... + 136176992349.

It is an arithmetic number, because the mean of its divisors is an integer number (50045043833085).

Almost surely, 2^{634040065540104} is an apocalyptic number.

It is an amenable number.

634040065540104 is an abundant number, since it is smaller than the sum of its proper divisors (967401337118616).

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

634040065540104 is a wasteful number, since it uses less digits than its factorization.

634040065540104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272353980149 (or 272353980145 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 634040065540104 in words is "six hundred thirty-four trillion, forty billion, sixty-five million, five hundred forty thousand, one hundred four".