849941025555 has 32 divisors (see below), whose sum is σ = 1440018929664. Its totient is φ = 426601852416.

The previous prime is 849941025533. The next prime is 849941025569. The reversal of 849941025555 is 555520149948.

It is not a de Polignac number, because 849941025555 - 2¹⁵ = 849940992787 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 849941025495 and 849941025504.

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, 3108072 + ... + 3370458.

It is an arithmetic number, because the mean of its divisors is an integer number (45000591552).

Almost surely, 2^849941025555 is an apocalyptic number.

849941025555 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

849941025555 is a deficient number, since it is larger than the sum of its proper divisors (590077904109).

849941025555 is a wasteful number, since it uses less digits than its factorization.

849941025555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275115.

The product of its (nonzero) digits is 12960000, while the sum is 57.

The spelling of 849941025555 in words is "eight hundred forty-nine billion, nine hundred forty-one million, twenty-five thousand, five hundred fifty-five".