2426646145644 has 192 divisors, whose sum is σ = 7424240517120. Its totient is φ = 670759548480.

The previous prime is 2426646145643. The next prime is 2426646145669. The reversal of 2426646145644 is 4465416466242.

2426646145644 is a `hidden beast` number, since 2 + 4 + 2 + 6 + 64 + 6 + 14 + 564 + 4 = 666.

It is a super-2 number, since 2×2426646145644² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2426646145643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 88269669 + ... + 88297155.

It is an arithmetic number, because the mean of its divisors is an integer number (38667919360).

Almost surely, 2^{2426646145644} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2426646145644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3712120258560).

2426646145644 is an abundant number, since it is smaller than the sum of its proper divisors (4997594371476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2426646145644 is a wasteful number, since it uses less digits than its factorization.

2426646145644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31305 (or 31297 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 54.

The spelling of 2426646145644 in words is "two trillion, four hundred twenty-six billion, six hundred forty-six million, one hundred forty-five thousand, six hundred forty-four".