151309992906 has 24 divisors (see below), whose sum is σ = 347122925604. Its totient is φ = 47469801600.

The previous prime is 151309992859. The next prime is 151309992913. The reversal of 151309992906 is 609299903151.

151309992906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 143690274225 + 7619718681 = 379065^2 + 87291^2 .

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 247238245 + ... + 247238856.

Almost surely, 2^151309992906 is an apocalyptic number.

151309992906 is an abundant number, since it is smaller than the sum of its proper divisors (195812932698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151309992906 is a wasteful number, since it uses less digits than its factorization.

151309992906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494477126 (or 494477123 counting only the distinct ones).

The product of its (nonzero) digits is 1180980, while the sum is 54.

The spelling of 151309992906 in words is "one hundred fifty-one billion, three hundred nine million, nine hundred ninety-two thousand, nine hundred six".