494161425247 has 8 divisors (see below), whose sum is σ = 582973847552. Its totient is φ = 409903486200.

The previous prime is 494161425229. The next prime is 494161425259. The reversal of 494161425247 is 742524161494.

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

It is a cyclic number.

It is not a de Polignac number, because 494161425247 - 2³⁵ = 459801686879 is a prime.

It is a super-2 number, since 2×494161425247² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 494161425247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494161425347) 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, 1138620579 + ... + 1138621012.

It is an arithmetic number, because the mean of its divisors is an integer number (72871730944).

Almost surely, 2^494161425247 is an apocalyptic number.

494161425247 is a deficient number, since it is larger than the sum of its proper divisors (88812422305).

494161425247 is a wasteful number, since it uses less digits than its factorization.

494161425247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2277241629.

The product of its digits is 1935360, while the sum is 49.

The spelling of 494161425247 in words is "four hundred ninety-four billion, one hundred sixty-one million, four hundred twenty-five thousand, two hundred forty-seven".