103878657500 has 60 divisors (see below), whose sum is σ = 228609602760. Its totient is φ = 41286648000.

The previous prime is 103878657499. The next prime is 103878657511. The reversal of 103878657500 is 5756878301.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 260171 + ... + 524829.

It is an arithmetic number, because the mean of its divisors is an integer number (3810160046).

Almost surely, 2^103878657500 is an apocalyptic number.

103878657500 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 103878657500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114304801380).

103878657500 is an abundant number, since it is smaller than the sum of its proper divisors (124730945260).

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

103878657500 is a wasteful number, since it uses less digits than its factorization.

103878657500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264840 (or 264823 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 103878657500 in words is "one hundred three billion, eight hundred seventy-eight million, six hundred fifty-seven thousand, five hundred".