860091253449 has 8 divisors (see below), whose sum is σ = 1146824226240. Its totient is φ = 573376224816.

The previous prime is 860091253403. The next prime is 860091253459. The reversal of 860091253449 is 944352190068.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 860091253449 - 2¹³ = 860091245257 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (860091253459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4373797 + ... + 4566210.

It is an arithmetic number, because the mean of its divisors is an integer number (143353028280).

Almost surely, 2^860091253449 is an apocalyptic number.

It is an amenable number.

860091253449 is a deficient number, since it is larger than the sum of its proper divisors (286732972791).

860091253449 is a wasteful number, since it uses less digits than its factorization.

860091253449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8972079.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 860091253449 in words is "eight hundred sixty billion, ninety-one million, two hundred fifty-three thousand, four hundred forty-nine".