2421046146256 has 20 divisors (see below), whose sum is σ = 4692822673732. Its totient is φ = 1209995133696.

The previous prime is 2421046146227. The next prime is 2421046146263. The reversal of 2421046146256 is 6526416401242.

It can be written as a sum of positive squares in 2 ways, for example, as 1736554670656 + 684491475600 = 1317784^2 + 827340^2 .

It is a super-2 number, since 2×2421046146256² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 32958381 + ... + 33031756.

Almost surely, 2^{2421046146256} is an apocalyptic number.

It is an amenable number.

2421046146256 is a deficient number, since it is larger than the sum of its proper divisors (2271776527476).

2421046146256 is a wasteful number, since it uses less digits than its factorization.

2421046146256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65992438 (or 65992432 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 2421046146256 in words is "two trillion, four hundred twenty-one billion, forty-six million, one hundred forty-six thousand, two hundred fifty-six".