847009315540 has 48 divisors (see below), whose sum is σ = 1953742331520. Its totient is φ = 307016645760.

The previous prime is 847009315519. The next prime is 847009315583. The reversal of 847009315540 is 45513900748.

847009315540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×847009315540² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48447171 + ... + 48464650.

It is an arithmetic number, because the mean of its divisors is an integer number (40702965240).

Almost surely, 2^847009315540 is an apocalyptic number.

It is an amenable number.

847009315540 is an abundant number, since it is smaller than the sum of its proper divisors (1106733015980).

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

847009315540 is a wasteful number, since it uses less digits than its factorization.

847009315540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96911872 (or 96911870 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 847009315540 in words is "eight hundred forty-seven billion, nine million, three hundred fifteen thousand, five hundred forty".