670754181875 has 10 divisors (see below), whose sum is σ = 838174426452. Its totient is φ = 536603345000.

The previous prime is 670754181871. The next prime is 670754181883. The reversal of 670754181875 is 578181457076.

It is a happy number.

It is not a de Polignac number, because 670754181875 - 2² = 670754181871 is a prime.

It is a super-2 number, since 2×670754181875² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670754181871) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 536602721 + ... + 536603970.

Almost surely, 2^670754181875 is an apocalyptic number.

670754181875 is a deficient number, since it is larger than the sum of its proper divisors (167420244577).

670754181875 is an equidigital number, since it uses as much as digits as its factorization.

670754181875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073206711 (or 1073206696 counting only the distinct ones).

The product of its (nonzero) digits is 13171200, while the sum is 59.

The spelling of 670754181875 in words is "six hundred seventy billion, seven hundred fifty-four million, one hundred eighty-one thousand, eight hundred seventy-five".