89245794859261 has 4 divisors (see below), whose sum is σ = 89246513936412. Its totient is φ = 89245075782112.

The previous prime is 89245794859237. The next prime is 89245794859279. The reversal of 89245794859261 is 16295849754298.

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 39951438111225 + 49294356748036 = 6320715^2 + 7020994^2 .

It is a cyclic number.

It is not a de Polignac number, because 89245794859261 - 2⁹ = 89245794858749 is a prime.

It is a super-2 number, since 2×89245794859261² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89245794854261) 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, 359352376 + ... + 359600641.

It is an arithmetic number, because the mean of its divisors is an integer number (22311628484103).

Almost surely, 2^{89245794859261} is an apocalyptic number.

It is an amenable number.

89245794859261 is a deficient number, since it is larger than the sum of its proper divisors (719077151).

89245794859261 is a wasteful number, since it uses less digits than its factorization.

89245794859261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719077150.

The product of its digits is 3135283200, while the sum is 79.

The spelling of 89245794859261 in words is "eighty-nine trillion, two hundred forty-five billion, seven hundred ninety-four million, eight hundred fifty-nine thousand, two hundred sixty-one".