19275917016950 has 24 divisors (see below), whose sum is σ = 39112587984600. Its totient is φ = 7009424369600.

The previous prime is 19275917016859. The next prime is 19275917016973. The reversal of 19275917016950 is 5961071957291.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17523560375 + ... + 17523561474.

It is an arithmetic number, because the mean of its divisors is an integer number (1629691166025).

Almost surely, 2^{19275917016950} is an apocalyptic number.

19275917016950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19275917016950 is an abundant number, since it is smaller than the sum of its proper divisors (19836670967650).

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

19275917016950 is a wasteful number, since it uses less digits than its factorization.

19275917016950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35047121872 (or 35047121867 counting only the distinct ones).

The product of its (nonzero) digits is 10716300, while the sum is 62.

The spelling of 19275917016950 in words is "nineteen trillion, two hundred seventy-five billion, nine hundred seventeen million, sixteen thousand, nine hundred fifty".