101824056461 has 4 divisors (see below), whose sum is σ = 102171579132. Its totient is φ = 101476533792.

The previous prime is 101824056449. The next prime is 101824056487. The reversal of 101824056461 is 164650428101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47439018025 + 54385038436 = 217805^2 + 233206^2 .

It is a cyclic number.

It is not a de Polignac number, because 101824056461 - 2¹⁴ = 101824040077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101824056431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173760896 + ... + 173761481.

It is an arithmetic number, because the mean of its divisors is an integer number (25542894783).

Almost surely, 2^101824056461 is an apocalyptic number.

It is an amenable number.

101824056461 is a deficient number, since it is larger than the sum of its proper divisors (347522671).

101824056461 is an equidigital number, since it uses as much as digits as its factorization.

101824056461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347522670.

The product of its (nonzero) digits is 46080, while the sum is 38.

It can be divided in two parts, 1018240 and 56461, that added together give a palindrome (1074701).

The spelling of 101824056461 in words is "one hundred one billion, eight hundred twenty-four million, fifty-six thousand, four hundred sixty-one".