158015055 has 32 divisors (see below), whose sum is σ = 285327360. Its totient is φ = 73969280.

The previous prime is 158015047. The next prime is 158015087. The reversal of 158015055 is 550510851.

It is not a de Polignac number, because 158015055 - 2³ = 158015047 is a prime.

It is a super-3 number, since 3×158015055³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11727 + ... + 21296.

It is an arithmetic number, because the mean of its divisors is an integer number (8916480).

Almost surely, 2^158015055 is an apocalyptic number.

158015055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

158015055 is a deficient number, since it is larger than the sum of its proper divisors (127312305).

158015055 is a wasteful number, since it uses less digits than its factorization.

158015055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33071.

The product of its (nonzero) digits is 5000, while the sum is 30.

The square root of 158015055 is about 12570.4039314574. The cubic root of 158015055 is about 540.6291877342.

The spelling of 158015055 in words is "one hundred fifty-eight million, fifteen thousand, fifty-five".