675712545780 has 48 divisors (see below), whose sum is σ = 1892376722880. Its totient is φ = 180153669888.

The previous prime is 675712545763. The next prime is 675712545791. The reversal of 675712545780 is 87545217576.

It is a self number, because there is not a number n which added to its sum of digits gives 675712545780.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835074 + ... + 1431353.

It is an arithmetic number, because the mean of its divisors is an integer number (39424515060).

Almost surely, 2^675712545780 is an apocalyptic number.

675712545780 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

675712545780 is an abundant number, since it is smaller than the sum of its proper divisors (1216664177100).

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

675712545780 is a wasteful number, since it uses less digits than its factorization.

675712545780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271408 (or 2271406 counting only the distinct ones).

The product of its (nonzero) digits is 16464000, while the sum is 57.

The spelling of 675712545780 in words is "six hundred seventy-five billion, seven hundred twelve million, five hundred forty-five thousand, seven hundred eighty".