151915065779 has 2 divisors, whose sum is σ = 151915065780. Its totient is φ = 151915065778.

The previous prime is 151915065773. The next prime is 151915065833. The reversal of 151915065779 is 977560519151.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151915065779 is a prime.

It is not a weakly prime, because it can be changed into another prime (151915065773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75957532889 + 75957532890.

It is an arithmetic number, because the mean of its divisors is an integer number (75957532890).

Almost surely, 2^151915065779 is an apocalyptic number.

151915065779 is a deficient number, since it is larger than the sum of its proper divisors (1).

151915065779 is an equidigital number, since it uses as much as digits as its factorization.

151915065779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2976750, while the sum is 56.

The spelling of 151915065779 in words is "one hundred fifty-one billion, nine hundred fifteen million, sixty-five thousand, seven hundred seventy-nine".