158840668472733 has 48 divisors (see below), whose sum is σ = 248472073309824. Its totient is φ = 97199656352640.

The previous prime is 158840668472729. The next prime is 158840668472779. The reversal of 158840668472733 is 337274866048851.

158840668472733 is a `hidden beast` number, since 1 + 5 + 8 + 8 + 406 + 6 + 84 + 72 + 73 + 3 = 666.

It is not a de Polignac number, because 158840668472733 - 2² = 158840668472729 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158840668452733) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 249210310 + ... + 249846872.

It is an arithmetic number, because the mean of its divisors is an integer number (5176501527288).

Almost surely, 2^{158840668472733} is an apocalyptic number.

158840668472733 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

158840668472733 is a deficient number, since it is larger than the sum of its proper divisors (89631404837091).

158840668472733 is a wasteful number, since it uses less digits than its factorization.

158840668472733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648546 (or 648543 counting only the distinct ones).

The product of its (nonzero) digits is 1300561920, while the sum is 72.

The spelling of 158840668472733 in words is "one hundred fifty-eight trillion, eight hundred forty billion, six hundred sixty-eight million, four hundred seventy-two thousand, seven hundred thirty-three".