825934781148 has 48 divisors (see below), whose sum is σ = 2048914538496. Its totient is φ = 258372811840.

The previous prime is 825934781137. The next prime is 825934781153. The reversal of 825934781148 is 841187439528.

It is a junction number, because it is equal to n+sod(n) for n = 825934781091 and 825934781100.

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, 28216668 + ... + 28245923.

It is an arithmetic number, because the mean of its divisors is an integer number (42685719552).

Almost surely, 2^825934781148 is an apocalyptic number.

It is an amenable number.

825934781148 is an abundant number, since it is smaller than the sum of its proper divisors (1222979757348).

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

825934781148 is a wasteful number, since it uses less digits than its factorization.

825934781148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56462674 (or 56462672 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 60.

The spelling of 825934781148 in words is "eight hundred twenty-five billion, nine hundred thirty-four million, seven hundred eighty-one thousand, one hundred forty-eight".