2492321925447 has 56 divisors (see below), whose sum is σ = 3797440958688. Its totient is φ = 1634686272000.

The previous prime is 2492321925421. The next prime is 2492321925461. The reversal of 2492321925447 is 7445291232942.

It is a happy number.

2492321925447 is a `hidden beast` number, since 2 + 4 + 9 + 2 + 3 + 2 + 1 + 92 + 544 + 7 = 666.

It is not a de Polignac number, because 2492321925447 - 2⁷ = 2492321925319 is a prime.

It is a super-3 number, since 3×2492321925447³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2492321925393 and 2492321925402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2492321925347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 21281622 + ... + 21398412.

Almost surely, 2^{2492321925447} is an apocalyptic number.

2492321925447 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2492321925447 is a deficient number, since it is larger than the sum of its proper divisors (1305119033241).

2492321925447 is an equidigital number, since it uses as much as digits as its factorization.

2492321925447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117283 (or 117268 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 2492321925447 in words is "two trillion, four hundred ninety-two billion, three hundred twenty-one million, nine hundred twenty-five thousand, four hundred forty-seven".