104887993500 has 240 divisors, whose sum is σ = 343405782720. Its totient is φ = 27871516800.

The previous prime is 104887993499. The next prime is 104887993543. The reversal of 104887993500 is 5399788401.

104887993500 is a `hidden beast` number, since 1 + 0 + 48 + 8 + 7 + 9 + 93 + 500 = 666.

It is a super-2 number, since 2×104887993500² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 11862081 + ... + 11870919.

It is an arithmetic number, because the mean of its divisors is an integer number (1430857428).

Almost surely, 2^104887993500 is an apocalyptic number.

104887993500 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 104887993500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171702891360).

104887993500 is an abundant number, since it is smaller than the sum of its proper divisors (238517789220).

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

104887993500 is a wasteful number, since it uses less digits than its factorization.

104887993500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9163 (or 9142 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 104887993500 in words is "one hundred four billion, eight hundred eighty-seven million, nine hundred ninety-three thousand, five hundred".