610167649 has 12 divisors (see below), whose sum is σ = 764386644. Its totient is φ = 482769504.

The previous prime is 610167599. The next prime is 610167659. The reversal of 610167649 is 946761016.

610167649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 61905424 + 548262225 = 7868^2 + 23415^2 .

It is not a de Polignac number, because 610167649 - 2¹⁹ = 609643361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (610167659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478302 + ... + 479575.

It is an arithmetic number, because the mean of its divisors is an integer number (63698887).

Almost surely, 2^610167649 is an apocalyptic number.

It is an amenable number.

610167649 is a deficient number, since it is larger than the sum of its proper divisors (154218995).

610167649 is a wasteful number, since it uses less digits than its factorization.

610167649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957904 (or 957897 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 610167649 is about 24701.5717920945. The cubic root of 610167649 is about 848.1702967473.

The spelling of 610167649 in words is "six hundred ten million, one hundred sixty-seven thousand, six hundred forty-nine".