151568422509 has 16 divisors (see below), whose sum is σ = 231264927360. Its totient is φ = 86496706560.

The previous prime is 151568422501. The next prime is 151568422547. The reversal of 151568422509 is 905224865151.

151568422509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151568422509 - 2³ = 151568422501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151568422501) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4726164 + ... + 4758125.

It is an arithmetic number, because the mean of its divisors is an integer number (14454057960).

Almost surely, 2^151568422509 is an apocalyptic number.

It is an amenable number.

151568422509 is a deficient number, since it is larger than the sum of its proper divisors (79696504851).

151568422509 is an equidigital number, since it uses as much as digits as its factorization.

151568422509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9485060.

The product of its (nonzero) digits is 864000, while the sum is 48.

The spelling of 151568422509 in words is "one hundred fifty-one billion, five hundred sixty-eight million, four hundred twenty-two thousand, five hundred nine".