102827249019 has 48 divisors (see below), whose sum is σ = 172049046624. Its totient is φ = 58487193600.

The previous prime is 102827248999. The next prime is 102827249029. The reversal of 102827249019 is 910942728201.

102827249019 is a `hidden beast` number, since 1 + 0 + 2 + 82 + 72 + 490 + 19 = 666.

It is not a de Polignac number, because 102827249019 - 2¹⁶ = 102827183483 is a prime.

It is a super-2 number, since 2×102827249019² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102827249029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 507559 + ... + 680639.

It is an arithmetic number, because the mean of its divisors is an integer number (3584355138).

Almost surely, 2^102827249019 is an apocalyptic number.

102827249019 is a deficient number, since it is larger than the sum of its proper divisors (69221797605).

102827249019 is a wasteful number, since it uses less digits than its factorization.

102827249019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173468 (or 173465 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 102827249019 in words is "one hundred two billion, eight hundred twenty-seven million, two hundred forty-nine thousand, nineteen".