705513805112 has 8 divisors (see below), whose sum is σ = 1322838384600. Its totient is φ = 352756902552.

The previous prime is 705513805111. The next prime is 705513805121. The reversal of 705513805112 is 211508315507.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×705513805112² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705513805111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44094612812 + ... + 44094612827.

It is an arithmetic number, because the mean of its divisors is an integer number (165354798075).

Almost surely, 2^705513805112 is an apocalyptic number.

It is an amenable number.

705513805112 is a deficient number, since it is larger than the sum of its proper divisors (617324579488).

705513805112 is a wasteful number, since it uses less digits than its factorization.

705513805112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88189225645 (or 88189225641 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 38.

The spelling of 705513805112 in words is "seven hundred five billion, five hundred thirteen million, eight hundred five thousand, one hundred twelve".