849325240440 has 48 divisors (see below), whose sum is σ = 2760307032600. Its totient is φ = 226486730688.

The previous prime is 849325240429. The next prime is 849325240457. The reversal of 849325240440 is 44042523948.

849325240440 is a `hidden beast` number, since 8 + 49 + 325 + 240 + 4 + 40 = 666.

It is a super-2 number, since 2×849325240440² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1179618030 + ... + 1179618749.

Almost surely, 2^849325240440 is an apocalyptic number.

It is an amenable number.

849325240440 is an abundant number, since it is smaller than the sum of its proper divisors (1910981792160).

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

849325240440 is a wasteful number, since it uses less digits than its factorization.

849325240440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359236796 (or 2359236789 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 849325240440 in words is "eight hundred forty-nine billion, three hundred twenty-five million, two hundred forty thousand, four hundred forty".