158552661608640 has 224 divisors, whose sum is σ = 602364599444160. Its totient is φ = 39028347445248.

The previous prime is 158552661608461. The next prime is 158552661608689. The reversal of 158552661608640 is 46806166255851.

158552661608640 is a `hidden beast` number, since 1 + 5 + 8 + 5 + 5 + 2 + 6 + 616 + 0 + 8 + 6 + 4 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 705695469 + ... + 705920108.

It is an arithmetic number, because the mean of its divisors is an integer number (2689127676090).

Almost surely, 2^{158552661608640} is an apocalyptic number.

158552661608640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158552661608640 is an abundant number, since it is smaller than the sum of its proper divisors (443811937835520).

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

158552661608640 is a wasteful number, since it uses less digits than its factorization.

158552661608640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411615616 (or 1411615600 counting only the distinct ones).

The product of its (nonzero) digits is 82944000, while the sum is 63.

The spelling of 158552661608640 in words is "one hundred fifty-eight trillion, five hundred fifty-two billion, six hundred sixty-one million, six hundred eight thousand, six hundred forty".