2146474120047 has 32 divisors (see below), whose sum is σ = 2927871532800. Its totient is φ = 1398261526272.

The previous prime is 2146474120031. The next prime is 2146474120093. The reversal of 2146474120047 is 7400214746412.

It is a happy number.

It is not a de Polignac number, because 2146474120047 - 2⁴ = 2146474120031 is a prime.

It is a super-2 number, since 2×2146474120047² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2146474119990 and 2146474120008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146474120247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40227528 + ... + 40280850.

It is an arithmetic number, because the mean of its divisors is an integer number (91495985400).

Almost surely, 2^{2146474120047} is an apocalyptic number.

2146474120047 is a deficient number, since it is larger than the sum of its proper divisors (781397412753).

2146474120047 is a wasteful number, since it uses less digits than its factorization.

2146474120047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54407.

The product of its (nonzero) digits is 301056, while the sum is 42.

Adding to 2146474120047 its reverse (7400214746412), we get a palindrome (9546688866459).

The spelling of 2146474120047 in words is "two trillion, one hundred forty-six billion, four hundred seventy-four million, one hundred twenty thousand, forty-seven".