849220425044 has 24 divisors (see below), whose sum is σ = 1488338106528. Its totient is φ = 423981105120.

The previous prime is 849220424993. The next prime is 849220425049. The reversal of 849220425044 is 440524022948.

It is a junction number, because it is equal to n+sod(n) for n = 849220424986 and 849220425004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849220425049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49633139 + ... + 49650245.

It is an arithmetic number, because the mean of its divisors is an integer number (62014087772).

Almost surely, 2^849220425044 is an apocalyptic number.

It is an amenable number.

849220425044 is a deficient number, since it is larger than the sum of its proper divisors (639117681484).

849220425044 is a wasteful number, since it uses less digits than its factorization.

849220425044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34775 (or 34773 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 44.

The spelling of 849220425044 in words is "eight hundred forty-nine billion, two hundred twenty million, four hundred twenty-five thousand, forty-four".