87648737328 has 60 divisors (see below), whose sum is σ = 245474721648. Its totient is φ = 29194807680.

The previous prime is 87648737327. The next prime is 87648737369. The reversal of 87648737328 is 82373784678.

87648737328 is a `hidden beast` number, since 87 + 6 + 487 + 3 + 73 + 2 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (87648737327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25783 + ... + 419478.

Almost surely, 2^87648737328 is an apocalyptic number.

It is an amenable number.

87648737328 is an abundant number, since it is smaller than the sum of its proper divisors (157825984320).

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

87648737328 is a wasteful number, since it uses less digits than its factorization.

87648737328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446642 (or 446633 counting only the distinct ones).

The product of its digits is 75866112, while the sum is 63.

The spelling of 87648737328 in words is "eighty-seven billion, six hundred forty-eight million, seven hundred thirty-seven thousand, three hundred twenty-eight".