115353602454661 has 4 divisors (see below), whose sum is σ = 116649710347500. Its totient is φ = 114057494561824.

The previous prime is 115353602454527. The next prime is 115353602454737. The reversal of 115353602454661 is 166454206353511.

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 55447473045636 + 59906129409025 = 7446306^2 + 7739905^2 .

It is a cyclic number.

It is not a de Polignac number, because 115353602454661 - 2¹⁹ = 115353601930373 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115353602454599 and 115353602454608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115353602454161) 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, 648053946286 + ... + 648053946463.

It is an arithmetic number, because the mean of its divisors is an integer number (29162427586875).

Almost surely, 2^{115353602454661} is an apocalyptic number.

It is an amenable number.

115353602454661 is a deficient number, since it is larger than the sum of its proper divisors (1296107892839).

115353602454661 is an equidigital number, since it uses as much as digits as its factorization.

115353602454661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296107892838.

The product of its (nonzero) digits is 7776000, while the sum is 52.

The spelling of 115353602454661 in words is "one hundred fifteen trillion, three hundred fifty-three billion, six hundred two million, four hundred fifty-four thousand, six hundred sixty-one".