152140686217 has 8 divisors (see below), whose sum is σ = 163851210824. Its totient is φ = 140431218048.

The previous prime is 152140686157. The next prime is 152140686233. The reversal of 152140686217 is 712686041251.

It can be written as a sum of positive squares in 4 ways, for example, as 3265093881 + 148875592336 = 57141^2 + 385844^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152140686217 is a prime.

It is a super-3 number, since 3×152140686217³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152140687217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48733 + ... + 553765.

It is an arithmetic number, because the mean of its divisors is an integer number (20481401353).

Almost surely, 2^152140686217 is an apocalyptic number.

It is an amenable number.

152140686217 is a deficient number, since it is larger than the sum of its proper divisors (11710524607).

152140686217 is a wasteful number, since it uses less digits than its factorization.

152140686217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528219.

The product of its (nonzero) digits is 161280, while the sum is 43.

The spelling of 152140686217 in words is "one hundred fifty-two billion, one hundred forty million, six hundred eighty-six thousand, two hundred seventeen".