655155126 has 24 divisors (see below), whose sum is σ = 1425402264. Its totient is φ = 217477440.

The previous prime is 655155121. The next prime is 655155139. The reversal of 655155126 is 621551556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655155121) 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, 71176 + ... + 79851.

It is an arithmetic number, because the mean of its divisors is an integer number (59391761).

Almost surely, 2^655155126 is an apocalyptic number.

655155126 is an abundant number, since it is smaller than the sum of its proper divisors (770247138).

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

655155126 is a wasteful number, since it uses less digits than its factorization.

655155126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151276 (or 151273 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

The square root of 655155126 is about 25595.9982419127. The cubic root of 655155126 is about 868.5231145965.

The spelling of 655155126 in words is "six hundred fifty-five million, one hundred fifty-five thousand, one hundred twenty-six".