8103121059600 has 600 divisors, whose sum is σ = 33372944679360. Its totient is φ = 1852129359360.

The previous prime is 8103121059571. The next prime is 8103121059619. The reversal of 8103121059600 is 69501213018.

8103121059600 is a `hidden beast` number, since 8 + 1 + 0 + 31 + 2 + 10 + 5 + 9 + 600 = 666.

It is a tau number, because it is divible by the number of its divisors (600).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 55038886 + ... + 55185914.

Almost surely, 2^{8103121059600} is an apocalyptic number.

8103121059600 is a gapful number since it is divisible by the number (80) 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 8103121059600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16686472339680).

8103121059600 is an abundant number, since it is smaller than the sum of its proper divisors (25269823619760).

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

8103121059600 is an equidigital number, since it uses as much as digits as its factorization.

8103121059600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147081 (or 147046 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 8103121059600 in words is "eight trillion, one hundred three billion, one hundred twenty-one million, fifty-nine thousand, six hundred".