102795439500 has 576 divisors, whose sum is σ = 365409128448. Its totient is φ = 25077600000.

The previous prime is 102795439499. The next prime is 102795439577. The reversal of 102795439500 is 5934597201.

It is a happy number.

102795439500 is a `hidden beast` number, since 1 + 0 + 27 + 95 + 4 + 39 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 191 ways as a sum of consecutive naturals, for example, 238504285 + ... + 238504715.

It is an arithmetic number, because the mean of its divisors is an integer number (634390848).

Almost surely, 2^102795439500 is an apocalyptic number.

102795439500 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 102795439500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182704564224).

102795439500 is an abundant number, since it is smaller than the sum of its proper divisors (262613688948).

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

102795439500 is a wasteful number, since it uses less digits than its factorization.

102795439500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 605 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 102795439500 in words is "one hundred two billion, seven hundred ninety-five million, four hundred thirty-nine thousand, five hundred".