36215458061 has 4 divisors (see below), whose sum is σ = 36263048124. Its totient is φ = 36167868000.

The previous prime is 36215458043. The next prime is 36215458091. The reversal of 36215458061 is 16085451263.

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 734084836 + 35481373225 = 27094^2 + 188365^2 .

It is a cyclic number.

It is not a de Polignac number, because 36215458061 - 2⁶ = 36215457997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36215458091) 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, 23793890 + ... + 23795411.

It is an arithmetic number, because the mean of its divisors is an integer number (9065762031).

Almost surely, 2^36215458061 is an apocalyptic number.

It is an amenable number.

36215458061 is a deficient number, since it is larger than the sum of its proper divisors (47590063).

36215458061 is an equidigital number, since it uses as much as digits as its factorization.

36215458061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47590062.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 36215458061 in words is "thirty-six billion, two hundred fifteen million, four hundred fifty-eight thousand, sixty-one".