102826342719 has 12 divisors (see below), whose sum is σ = 154984632816. Its totient is φ = 65570421312.

The previous prime is 102826342643. The next prime is 102826342793. The reversal of 102826342719 is 917243628201.

102826342719 is a `hidden beast` number, since 1 + 0 + 2 + 8 + 2 + 634 + 2 + 7 + 1 + 9 = 666.

It is not a de Polignac number, because 102826342719 - 2⁹ = 102826342207 is a prime.

It is a super-2 number, since 2×102826342719² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102826342519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248372602 + ... + 248373015.

It is an arithmetic number, because the mean of its divisors is an integer number (12915386068).

Almost surely, 2^102826342719 is an apocalyptic number.

102826342719 is a deficient number, since it is larger than the sum of its proper divisors (52158290097).

102826342719 is a wasteful number, since it uses less digits than its factorization.

102826342719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496745646 (or 496745643 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 102826342719 in words is "one hundred two billion, eight hundred twenty-six million, three hundred forty-two thousand, seven hundred nineteen".