151209213868 has 12 divisors (see below), whose sum is σ = 266957860680. Its totient is φ = 74935539392.

The previous prime is 151209213707. The next prime is 151209213871. The reversal of 151209213868 is 868312902151.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167266378 + ... + 167267281.

It is an arithmetic number, because the mean of its divisors is an integer number (22246488390).

Almost surely, 2^151209213868 is an apocalyptic number.

It is an amenable number.

151209213868 is a deficient number, since it is larger than the sum of its proper divisors (115748646812).

151209213868 is a wasteful number, since it uses less digits than its factorization.

151209213868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334533776 (or 334533774 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 46.

The spelling of 151209213868 in words is "one hundred fifty-one billion, two hundred nine million, two hundred thirteen thousand, eight hundred sixty-eight".