100162656 has 144 divisors (see below), whose sum is σ = 322515648. Its totient is φ = 30326400.

The previous prime is 100162649. The next prime is 100162669. The reversal of 100162656 is 656261001.

It is a happy number.

100162656 is a `hidden beast` number, since 1 + 0 + 0 + 1 + 6 + 2 + 656 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84951 + ... + 86121.

It is an arithmetic number, because the mean of its divisors is an integer number (2239692).

Almost surely, 2^100162656 is an apocalyptic number.

100162656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100162656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161257824).

100162656 is an abundant number, since it is smaller than the sum of its proper divisors (222352992).

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

100162656 is a wasteful number, since it uses less digits than its factorization.

100162656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207 (or 1187 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 100162656 is about 10008.1294955651. The cubic root of 100162656 is about 464.4104077951.

The spelling of 100162656 in words is "one hundred million, one hundred sixty-two thousand, six hundred fifty-six".