705863903140 has 24 divisors (see below), whose sum is σ = 1617070033152. Its totient is φ = 256677782880.

The previous prime is 705863903131. The next prime is 705863903177. The reversal of 705863903140 is 41309368507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1604235924 + ... + 1604236363.

It is an arithmetic number, because the mean of its divisors is an integer number (67377918048).

Almost surely, 2^705863903140 is an apocalyptic number.

It is an amenable number.

705863903140 is an abundant number, since it is smaller than the sum of its proper divisors (911206130012).

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

705863903140 is a wasteful number, since it uses less digits than its factorization.

705863903140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3208472307 (or 3208472305 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 705863903140 in words is "seven hundred five billion, eight hundred sixty-three million, nine hundred three thousand, one hundred forty".