1850872949250 has 512 divisors, whose sum is σ = 5323385733120. Its totient is φ = 424569600000.

The previous prime is 1850872949207. The next prime is 1850872949287. The reversal of 1850872949250 is 529492780581.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3552538990 + ... + 3552539510.

It is an arithmetic number, because the mean of its divisors is an integer number (10397237760).

Almost surely, 2^{1850872949250} is an apocalyptic number.

1850872949250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1850872949250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2661692866560).

1850872949250 is an abundant number, since it is smaller than the sum of its proper divisors (3472512783870).

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

1850872949250 is a wasteful number, since it uses less digits than its factorization.

1850872949250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851 (or 841 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 60.

The spelling of 1850872949250 in words is "one trillion, eight hundred fifty billion, eight hundred seventy-two million, nine hundred forty-nine thousand, two hundred fifty".