655155016100 has 108 divisors (see below), whose sum is σ = 1606393184256. Its totient is φ = 231385714560.

The previous prime is 655155016039. The next prime is 655155016121. The reversal of 655155016100 is 1610551556.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 454052 + ... + 1231451.

Almost surely, 2^655155016100 is an apocalyptic number.

It is an amenable number.

655155016100 is an abundant number, since it is smaller than the sum of its proper divisors (951238168156).

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

655155016100 is a wasteful number, since it uses less digits than its factorization.

655155016100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685566 (or 1685546 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 35.

Adding to 655155016100 its reverse (1610551556), we get a palindrome (656765567656).

The spelling of 655155016100 in words is "six hundred fifty-five billion, one hundred fifty-five million, sixteen thousand, one hundred".