20146037463500 has 192 divisors, whose sum is σ = 48086785918080. Its totient is φ = 7328724480000.

The previous prime is 20146037463491. The next prime is 20146037463511. The reversal of 20146037463500 is 536473064102.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 162496535 + ... + 162620465.

It is an arithmetic number, because the mean of its divisors is an integer number (250452009990).

Almost surely, 2^{20146037463500} is an apocalyptic number.

20146037463500 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 20146037463500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24043392959040).

20146037463500 is an abundant number, since it is smaller than the sum of its proper divisors (27940748454580).

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

20146037463500 is a wasteful number, since it uses less digits than its factorization.

20146037463500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124333 (or 124321 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 20146037463500 in words is "twenty trillion, one hundred forty-six billion, thirty-seven million, four hundred sixty-three thousand, five hundred".