609755012 has 6 divisors (see below), whose sum is σ = 1067071278. Its totient is φ = 304877504.

The previous prime is 609755009. The next prime is 609755059. The reversal of 609755012 is 210557906.

It can be written as a sum of positive squares in only one way, i.e., 567582976 + 42172036 = 23824^2 + 6494^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76219373 + ... + 76219380.

It is an arithmetic number, because the mean of its divisors is an integer number (177845213).

Almost surely, 2^609755012 is an apocalyptic number.

It is an amenable number.

609755012 is a deficient number, since it is larger than the sum of its proper divisors (457316266).

609755012 is a wasteful number, since it uses less digits than its factorization.

609755012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152438757 (or 152438755 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 609755012 is about 24693.2179352955. The cubic root of 609755012 is about 847.9790567540.

The spelling of 609755012 in words is "six hundred nine million, seven hundred fifty-five thousand, twelve".