100056655 has 12 divisors (see below), whose sum is σ = 122690520. Its totient is φ = 78333584.

The previous prime is 100056643. The next prime is 100056673. The reversal of 100056655 is 556650001.

100056655 = 1436² + 1437² + ... + 1482².

It is not a de Polignac number, because 100056655 - 2²³ = 91668047 is a prime.

It is a super-2 number, since 2×100056655² = 20022668419578050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6516 + ... + 15574.

It is an arithmetic number, because the mean of its divisors is an integer number (10224210).

Almost surely, 2^100056655 is an apocalyptic number.

100056655 is a deficient number, since it is larger than the sum of its proper divisors (22633865).

100056655 is an frugal number, since it uses more digits than its factorization.

100056655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9158 (or 9111 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 100056655 is about 10002.8323488900. The cubic root of 100056655 is about 464.2465232177.

The spelling of 100056655 in words is "one hundred million, fifty-six thousand, six hundred fifty-five".