101663616 has 32 divisors (see below), whose sum is σ = 270045000. Its totient is φ = 33887744.

The previous prime is 101663603. The next prime is 101663633. The reversal of 101663616 is 616366101.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131991 + ... + 132758.

Almost surely, 2^101663616 is an apocalyptic number.

101663616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

101663616 is an abundant number, since it is smaller than the sum of its proper divisors (168381384).

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

101663616 is an equidigital number, since it uses as much as digits as its factorization.

101663616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264766 (or 264754 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 101663616 is about 10082.8376958077. The cubic root of 101663616 is about 466.7186808237.

The spelling of 101663616 in words is "one hundred one million, six hundred sixty-three thousand, six hundred sixteen".