151232867472817 has 4 divisors (see below), whose sum is σ = 162866164970740. Its totient is φ = 139599569974896.

The previous prime is 151232867472809. The next prime is 151232867472829. The reversal of 151232867472817 is 718274768232151.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20943061696881 + 130289805775936 = 4576359^2 + 11414456^2 .

It is a cyclic number.

It is not a de Polignac number, because 151232867472817 - 2³ = 151232867472809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151232867472877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5816648748942 + ... + 5816648748967.

It is an arithmetic number, because the mean of its divisors is an integer number (40716541242685).

Almost surely, 2^{151232867472817} is an apocalyptic number.

It is an amenable number.

151232867472817 is a deficient number, since it is larger than the sum of its proper divisors (11633297497923).

151232867472817 is a wasteful number, since it uses less digits than its factorization.

151232867472817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11633297497922.

The product of its digits is 63221760, while the sum is 64.

The spelling of 151232867472817 in words is "one hundred fifty-one trillion, two hundred thirty-two billion, eight hundred sixty-seven million, four hundred seventy-two thousand, eight hundred seventeen".