1850842848945 has 32 divisors (see below), whose sum is σ = 3196658131200. Its totient is φ = 911639531264.

The previous prime is 1850842848923. The next prime is 1850842849001. The reversal of 1850842848945 is 5498482480581.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1850842848945 - 2⁵ = 1850842848913 is a prime.

It is a super-2 number, since 2×1850842848945² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92485890 + ... + 92505899.

It is an arithmetic number, because the mean of its divisors is an integer number (99895566600).

Almost surely, 2^{1850842848945} is an apocalyptic number.

1850842848945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1850842848945 is a deficient number, since it is larger than the sum of its proper divisors (1345815282255).

1850842848945 is a wasteful number, since it uses less digits than its factorization.

1850842848945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184991849.

The product of its (nonzero) digits is 117964800, while the sum is 66.

The spelling of 1850842848945 in words is "one trillion, eight hundred fifty billion, eight hundred forty-two million, eight hundred forty-eight thousand, nine hundred forty-five".