705489189974 has 8 divisors (see below), whose sum is σ = 1084044365208. Its totient is φ = 344141068240.

The previous prime is 705489189971. The next prime is 705489189983. The reversal of 705489189974 is 479981984507.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 705489189898 and 705489189907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705489189971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4301763272 + ... + 4301763435.

It is an arithmetic number, because the mean of its divisors is an integer number (135505545651).

Almost surely, 2^705489189974 is an apocalyptic number.

705489189974 is a deficient number, since it is larger than the sum of its proper divisors (378555175234).

705489189974 is a wasteful number, since it uses less digits than its factorization.

705489189974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8603526750.

The product of its (nonzero) digits is 182891520, while the sum is 71.

The spelling of 705489189974 in words is "seven hundred five billion, four hundred eighty-nine million, one hundred eighty-nine thousand, nine hundred seventy-four".