187494920006 has 16 divisors (see below), whose sum is σ = 290351029248. Its totient is φ = 90712000200.

The previous prime is 187494919981. The next prime is 187494920017. The reversal of 187494920006 is 600029494781.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321551 + ... + 691653.

It is an arithmetic number, because the mean of its divisors is an integer number (18146939328).

Almost surely, 2^187494920006 is an apocalyptic number.

187494920006 is a deficient number, since it is larger than the sum of its proper divisors (102856109242).

187494920006 is a wasteful number, since it uses less digits than its factorization.

187494920006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378307.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 187494920006 in words is "one hundred eighty-seven billion, four hundred ninety-four million, nine hundred twenty thousand, six".