2045751692250 has 1024 divisors, whose sum is σ = 6503998685184. Its totient is φ = 418239360000.

The previous prime is 2045751692233. The next prime is 2045751692251. The reversal of 2045751692250 is 522961575402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045751692250.

It is not an unprimeable number, because it can be changed into a prime (2045751692251) by changing a digit.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 20254967200 + ... + 20254967300.

It is an arithmetic number, because the mean of its divisors is an integer number (6351561216).

Almost surely, 2^{2045751692250} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045751692250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3251999342592).

2045751692250 is an abundant number, since it is smaller than the sum of its proper divisors (4458246992934).

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

2045751692250 is a wasteful number, since it uses less digits than its factorization.

2045751692250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 2045751692250 in words is "two trillion, forty-five billion, seven hundred fifty-one million, six hundred ninety-two thousand, two hundred fifty".