606240653506 has 4 divisors (see below), whose sum is σ = 909360980262. Its totient is φ = 303120326752.

The previous prime is 606240653471. The next prime is 606240653533. The reversal of 606240653506 is 605356042606.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 561463977481 + 44776676025 = 749309^2 + 211605^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151560163375 + ... + 151560163378.

Almost surely, 2^606240653506 is an apocalyptic number.

606240653506 is a deficient number, since it is larger than the sum of its proper divisors (303120326756).

606240653506 is a wasteful number, since it uses less digits than its factorization.

606240653506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303120326755.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 606240653506 in words is "six hundred six billion, two hundred forty million, six hundred fifty-three thousand, five hundred six".