2155655058 has 8 divisors (see below), whose sum is σ = 4311310128. Its totient is φ = 718551684.

The previous prime is 2155655023. The next prime is 2155655071. The reversal of 2155655058 is 8505565512.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2155655058 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179637916 + ... + 179637927.

It is an arithmetic number, because the mean of its divisors is an integer number (538913766).

Almost surely, 2^2155655058 is an apocalyptic number.

2155655058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2155655058 is a wasteful number, since it uses less digits than its factorization.

2155655058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359275848.

The product of its (nonzero) digits is 300000, while the sum is 42.

The square root of 2155655058 is about 46429.0324904580. The cubic root of 2155655058 is about 1291.7934827764.

The spelling of 2155655058 in words is "two billion, one hundred fifty-five million, six hundred fifty-five thousand, fifty-eight".