101785828805 has 8 divisors (see below), whose sum is σ = 122145306144. Its totient is φ = 81427122000.

The previous prime is 101785828799. The next prime is 101785828829. The reversal of 101785828805 is 508828587101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101785828805 - 2³⁶ = 33066352069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155030 + ... + 477080.

It is an arithmetic number, because the mean of its divisors is an integer number (15268163268).

Almost surely, 2^101785828805 is an apocalyptic number.

It is an amenable number.

101785828805 is a deficient number, since it is larger than the sum of its proper divisors (20359477339).

101785828805 is an equidigital number, since it uses as much as digits as its factorization.

101785828805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385267.

The product of its (nonzero) digits is 1433600, while the sum is 53.

The spelling of 101785828805 in words is "one hundred one billion, seven hundred eighty-five million, eight hundred twenty-eight thousand, eight hundred five".