158457768548 has 12 divisors (see below), whose sum is σ = 283201118592. Its totient is φ = 77543163240.

The previous prime is 158457768493. The next prime is 158457768647. The reversal of 158457768548 is 845867754851.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421430048 + ... + 421430423.

It is an arithmetic number, because the mean of its divisors is an integer number (23600093216).

Almost surely, 2^158457768548 is an apocalyptic number.

It is an amenable number.

158457768548 is a deficient number, since it is larger than the sum of its proper divisors (124743350044).

158457768548 is a wasteful number, since it uses less digits than its factorization.

158457768548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842860522 (or 842860520 counting only the distinct ones).

The product of its digits is 301056000, while the sum is 68.

The spelling of 158457768548 in words is "one hundred fifty-eight billion, four hundred fifty-seven million, seven hundred sixty-eight thousand, five hundred forty-eight".