2049270821850 has 96 divisors (see below), whose sum is σ = 5822082362880. Its totient is φ = 467286747840.

The previous prime is 2049270821849. The next prime is 2049270821879. The reversal of 2049270821850 is 581280729402.

It is a self number, because there is not a number n which added to its sum of digits gives 2049270821850.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1889032 + ... + 2768931.

It is an arithmetic number, because the mean of its divisors is an integer number (60646691280).

Almost surely, 2^{2049270821850} is an apocalyptic number.

2049270821850 is an abundant number, since it is smaller than the sum of its proper divisors (3772811541030).

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

2049270821850 is a wasteful number, since it uses less digits than its factorization.

2049270821850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4658404 (or 4658399 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 2049270821850 in words is "two trillion, forty-nine billion, two hundred seventy million, eight hundred twenty-one thousand, eight hundred fifty".