655152100 has 36 divisors (see below), whose sum is σ = 1435505344. Its totient is φ = 259512480.

The previous prime is 655152097. The next prime is 655152101. The reversal of 655152100 is 1251556.

655152100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655152101) 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, 21504 + ... + 42103.

Almost surely, 2^655152100 is an apocalyptic number.

It is an amenable number.

655152100 is an abundant number, since it is smaller than the sum of its proper divisors (780353244).

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

655152100 is a wasteful number, since it uses less digits than its factorization.

655152100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63724 (or 63717 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 655152100 is about 25595.9391310419. The cubic root of 655152100 is about 868.5217774297.

The spelling of 655152100 in words is "six hundred fifty-five million, one hundred fifty-two thousand, one hundred".