2100046189500 has 576 divisors, whose sum is σ = 7934885038080. Its totient is φ = 478145808000.

The previous prime is 2100046189499. The next prime is 2100046189517. The reversal of 2100046189500 is 59816400012.

2100046189500 is a `hidden beast` number, since 2 + 10 + 0 + 0 + 4 + 61 + 89 + 500 = 666.

It is a super-3 number, since 3×2100046189500³ (a number of 38 digits) contains 333 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 173968465 + ... + 173980535.

It is an arithmetic number, because the mean of its divisors is an integer number (13775842080).

Almost surely, 2^{2100046189500} is an apocalyptic number.

2100046189500 is a gapful number since it is divisible by the number (20) 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 2100046189500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3967442519040).

2100046189500 is an abundant number, since it is smaller than the sum of its proper divisors (5834838848580).

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

2100046189500 is a wasteful number, since it uses less digits than its factorization.

2100046189500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12376 (or 12351 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 2100046189500 in words is "two trillion, one hundred billion, forty-six million, one hundred eighty-nine thousand, five hundred".