609148571215 has 16 divisors (see below), whose sum is σ = 774744190560. Its totient is φ = 458198415360.

The previous prime is 609148571191. The next prime is 609148571233. The reversal of 609148571215 is 512175841906.

609148571215 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 609148571215 - 2⁹ = 609148570703 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3465501 + ... + 3637030.

It is an arithmetic number, because the mean of its divisors is an integer number (48421511910).

Almost surely, 2^609148571215 is an apocalyptic number.

609148571215 is a deficient number, since it is larger than the sum of its proper divisors (165595619345).

609148571215 is a wasteful number, since it uses less digits than its factorization.

609148571215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7103562.

The product of its (nonzero) digits is 604800, while the sum is 49.

The spelling of 609148571215 in words is "six hundred nine billion, one hundred forty-eight million, five hundred seventy-one thousand, two hundred fifteen".