667210550215 has 16 divisors (see below), whose sum is σ = 873710667936. Its totient is φ = 485093257600.

The previous prime is 667210550197. The next prime is 667210550221. The reversal of 667210550215 is 512055012766.

It is not a de Polignac number, because 667210550215 - 2⁷ = 667210550087 is a prime.

It is a Duffinian number.

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, 1705972 + ... + 2060281.

It is an arithmetic number, because the mean of its divisors is an integer number (54606916746).

Almost surely, 2^667210550215 is an apocalyptic number.

667210550215 is a deficient number, since it is larger than the sum of its proper divisors (206500117721).

667210550215 is a wasteful number, since it uses less digits than its factorization.

667210550215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3769490.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 667210550215 in words is "six hundred sixty-seven billion, two hundred ten million, five hundred fifty thousand, two hundred fifteen".