158422077 has 12 divisors (see below), whose sum is σ = 249634944. Its totient is φ = 96013320.

The previous prime is 158422067. The next prime is 158422111. The reversal of 158422077 is 770224851.

158422077 is a `hidden beast` number, since 1 + 584 + 2 + 2 + 0 + 77 = 666.

158422077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 158422077 - 2⁶ = 158422013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158422037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 800013 + ... + 800210.

It is an arithmetic number, because the mean of its divisors is an integer number (20802912).

Almost surely, 2^158422077 is an apocalyptic number.

It is an amenable number.

158422077 is a deficient number, since it is larger than the sum of its proper divisors (91212867).

158422077 is a wasteful number, since it uses less digits than its factorization.

158422077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600240 (or 1600237 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 158422077 is about 12586.5832138829. The cubic root of 158422077 is about 541.0929817416.

The spelling of 158422077 in words is "one hundred fifty-eight million, four hundred twenty-two thousand, seventy-seven".