101556060545 has 8 divisors (see below), whose sum is σ = 121893469224. Its totient is φ = 81227384064.

The previous prime is 101556060469. The next prime is 101556060547. The reversal of 101556060545 is 545060655101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22061809 + 101533998736 = 4697^2 + 318644^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 101556060545 - 2⁸ = 101556060289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101556060499 and 101556060508.

It is not an unprimeable number, because it can be changed into a prime (101556060547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2157434 + ... + 2204003.

It is an arithmetic number, because the mean of its divisors is an integer number (15236683653).

Almost surely, 2^101556060545 is an apocalyptic number.

It is an amenable number.

101556060545 is a deficient number, since it is larger than the sum of its proper divisors (20337408679).

101556060545 is an equidigital number, since it uses as much as digits as its factorization.

101556060545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366099.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 101556060545 in words is "one hundred one billion, five hundred fifty-six million, sixty thousand, five hundred forty-five".