104134892840 has 64 divisors (see below), whose sum is σ = 256116600000. Its totient is φ = 37791267840.

The previous prime is 104134892839. The next prime is 104134892857. The reversal of 104134892840 is 48298431401.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 104134892791 and 104134892800.

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 15 ways as a sum of consecutive naturals, for example, 17585 + ... + 456704.

It is an arithmetic number, because the mean of its divisors is an integer number (4001821875).

Almost surely, 2^104134892840 is an apocalyptic number.

104134892840 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 104134892840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128058300000).

104134892840 is an abundant number, since it is smaller than the sum of its proper divisors (151981707160).

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

104134892840 is a wasteful number, since it uses less digits than its factorization.

104134892840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474810 (or 474806 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 104134892840 in words is "one hundred four billion, one hundred thirty-four million, eight hundred ninety-two thousand, eight hundred forty".