655157055 has 32 divisors (see below), whose sum is σ = 1204959744. Its totient is φ = 297760896.

The previous prime is 655157053. The next prime is 655157071. The reversal of 655157055 is 550751556.

It is not a de Polignac number, because 655157055 - 2¹ = 655157053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655157053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132 + ... + 36198.

It is an arithmetic number, because the mean of its divisors is an integer number (37654992).

Almost surely, 2^655157055 is an apocalyptic number.

655157055 is a deficient number, since it is larger than the sum of its proper divisors (549802689).

655157055 is a wasteful number, since it uses less digits than its factorization.

655157055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36255.

The product of its (nonzero) digits is 131250, while the sum is 39.

The square root of 655157055 is about 25596.0359235566. The cubic root of 655157055 is about 868.5239670050.

The spelling of 655157055 in words is "six hundred fifty-five million, one hundred fifty-seven thousand, fifty-five".