670652168 has 16 divisors (see below), whose sum is σ = 1274699580. Its totient is φ = 330732288.

The previous prime is 670652167. The next prime is 670652183. The reversal of 670652168 is 861256076.

It can be written as a sum of positive squares in 2 ways, for example, as 621903844 + 48748324 = 24938^2 + 6982^2 .

It is not an unprimeable number, because it can be changed into a prime (670652167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573605 + ... + 574772.

Almost surely, 2^670652168 is an apocalyptic number.

It is an amenable number.

670652168 is a deficient number, since it is larger than the sum of its proper divisors (604047412).

670652168 is a wasteful number, since it uses less digits than its factorization.

670652168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148456 (or 1148452 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 670652168 is about 25896.9528709460. The cubic root of 670652168 is about 875.3178352293.

The spelling of 670652168 in words is "six hundred seventy million, six hundred fifty-two thousand, one hundred sixty-eight".