396610826544 has 40 divisors (see below), whose sum is σ = 1138419966320. Its totient is φ = 132203608704.

The previous prime is 396610826539. The next prime is 396610826581. The reversal of 396610826544 is 445628016693.

396610826544 is a `hidden beast` number, since 3 + 9 + 6 + 6 + 10 + 82 + 6 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459039877 + ... + 459040740.

It is an arithmetic number, because the mean of its divisors is an integer number (28460499158).

Almost surely, 2^396610826544 is an apocalyptic number.

It is an amenable number.

396610826544 is an abundant number, since it is smaller than the sum of its proper divisors (741809139776).

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

396610826544 is a wasteful number, since it uses less digits than its factorization.

396610826544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918080634 (or 918080622 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 396610826544 in words is "three hundred ninety-six billion, six hundred ten million, eight hundred twenty-six thousand, five hundred forty-four".