102590618028 has 24 divisors (see below), whose sum is σ = 251976957120. Its totient is φ = 32397037200.

The previous prime is 102590618027. The next prime is 102590618057. The reversal of 102590618028 is 820816095201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102590618021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224979198 + ... + 224979653.

It is an arithmetic number, because the mean of its divisors is an integer number (10499039880).

Almost surely, 2^102590618028 is an apocalyptic number.

It is an amenable number.

102590618028 is an abundant number, since it is smaller than the sum of its proper divisors (149386339092).

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

102590618028 is a wasteful number, since it uses less digits than its factorization.

102590618028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449958877 (or 449958875 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

The spelling of 102590618028 in words is "one hundred two billion, five hundred ninety million, six hundred eighteen thousand, twenty-eight".