151216646725 has 6 divisors (see below), whose sum is σ = 187508641970. Its totient is φ = 120973317360.

The previous prime is 151216646717. The next prime is 151216646731. The reversal of 151216646725 is 527646612151.

151216646725 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 3 ways, for example, as 1615557636 + 149601089089 = 40194^2 + 386783^2 .

It is not a de Polignac number, because 151216646725 - 2³ = 151216646717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3024332910 + ... + 3024332959.

Almost surely, 2^151216646725 is an apocalyptic number.

It is an amenable number.

151216646725 is a deficient number, since it is larger than the sum of its proper divisors (36291995245).

151216646725 is an equidigital number, since it uses as much as digits as its factorization.

151216646725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6048665879 (or 6048665874 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The spelling of 151216646725 in words is "one hundred fifty-one billion, two hundred sixteen million, six hundred forty-six thousand, seven hundred twenty-five".