35847489961 has 4 divisors (see below), whose sum is σ = 35847951300. Its totient is φ = 35847028624.

The previous prime is 35847489919. The next prime is 35847489967. The reversal of 35847489961 is 16998474853.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16998474853 = 113 ⋅150428981.

It can be written as a sum of positive squares in 2 ways, for example, as 34728186025 + 1119303936 = 186355^2 + 33456^2 .

It is a cyclic number.

It is not a de Polignac number, because 35847489961 - 2¹⁵ = 35847457193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35847489893 and 35847489902.

It is not an unprimeable number, because it can be changed into a prime (35847489967) 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, 82306 + ... + 280123.

It is an arithmetic number, because the mean of its divisors is an integer number (8961987825).

Almost surely, 2^35847489961 is an apocalyptic number.

It is an amenable number.

35847489961 is a deficient number, since it is larger than the sum of its proper divisors (461339).

35847489961 is an equidigital number, since it uses as much as digits as its factorization.

35847489961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461338.

The product of its digits is 52254720, while the sum is 64.

The spelling of 35847489961 in words is "thirty-five billion, eight hundred forty-seven million, four hundred eighty-nine thousand, nine hundred sixty-one".