827720372248 has 32 divisors (see below), whose sum is σ = 1934930741760. Its totient is φ = 322488456480.

The previous prime is 827720372243. The next prime is 827720372317. The reversal of 827720372248 is 842273027728.

It is a junction number, because it is equal to n+sod(n) for n = 827720372195 and 827720372204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827720372243) 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, 671850336 + ... + 671851567.

It is an arithmetic number, because the mean of its divisors is an integer number (60466585680).

Almost surely, 2^827720372248 is an apocalyptic number.

827720372248 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

827720372248 is an abundant number, since it is smaller than the sum of its proper divisors (1107210369512).

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

827720372248 is a wasteful number, since it uses less digits than its factorization.

827720372248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343701927 (or 1343701923 counting only the distinct ones).

The product of its (nonzero) digits is 4214784, while the sum is 52.

The spelling of 827720372248 in words is "eight hundred twenty-seven billion, seven hundred twenty million, three hundred seventy-two thousand, two hundred forty-eight".