20848645350 has 192 divisors, whose sum is σ = 61986657600. Its totient is φ = 5122206720.

The previous prime is 20848645327. The next prime is 20848645369. The reversal of 20848645350 is 5354684802.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 20848645296 and 20848645305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14548234 + ... + 14549666.

It is an arithmetic number, because the mean of its divisors is an integer number (322847175).

Almost surely, 2^20848645350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20848645350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30993328800).

20848645350 is an abundant number, since it is smaller than the sum of its proper divisors (41138012250).

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

20848645350 is a wasteful number, since it uses less digits than its factorization.

20848645350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2296 (or 2285 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 20848645350 in words is "twenty billion, eight hundred forty-eight million, six hundred forty-five thousand, three hundred fifty".