102502403400 has 192 divisors, whose sum is σ = 324991699200. Its totient is φ = 26713384960.

The previous prime is 102502403347. The next prime is 102502403413. The reversal of 102502403400 is 4304205201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22811554 + ... + 22816046.

It is an arithmetic number, because the mean of its divisors is an integer number (1692665100).

Almost surely, 2^102502403400 is an apocalyptic number.

102502403400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102502403400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162495849600).

102502403400 is an abundant number, since it is smaller than the sum of its proper divisors (222489295800).

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

102502403400 is a wasteful number, since it uses less digits than its factorization.

102502403400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5368 (or 5359 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 102502403400 its reverse (4304205201), we get a palindrome (106806608601).

The spelling of 102502403400 in words is "one hundred two billion, five hundred two million, four hundred three thousand, four hundred".