151648640617 has 2 divisors, whose sum is σ = 151648640618. Its totient is φ = 151648640616.

The previous prime is 151648640609. The next prime is 151648640719. The reversal of 151648640617 is 716046846151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151499214441 + 149426176 = 389229^2 + 12224^2 .

It is a cyclic number.

It is not a de Polignac number, because 151648640617 - 2³ = 151648640609 is a prime.

It is not a weakly prime, because it can be changed into another prime (151648940617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75824320308 + 75824320309.

It is an arithmetic number, because the mean of its divisors is an integer number (75824320309).

Almost surely, 2^151648640617 is an apocalyptic number.

It is an amenable number.

151648640617 is a deficient number, since it is larger than the sum of its proper divisors (1).

151648640617 is an equidigital number, since it uses as much as digits as its factorization.

151648640617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 151648640617 in words is "one hundred fifty-one billion, six hundred forty-eight million, six hundred forty thousand, six hundred seventeen".