2420200444064 has 48 divisors (see below), whose sum is σ = 5168745160488. Its totient is φ = 1108862164992.

The previous prime is 2420200444033. The next prime is 2420200444069. The reversal of 2420200444064 is 4604440020242.

It can be written as a sum of positive squares in 4 ways, for example, as 1042253144464 + 1377947299600 = 1020908^2 + 1173860^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 2420200444064.

It is not an unprimeable number, because it can be changed into a prime (2420200444069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21175817 + ... + 21289800.

Almost surely, 2^{2420200444064} is an apocalyptic number.

It is an amenable number.

2420200444064 is an abundant number, since it is smaller than the sum of its proper divisors (2748544716424).

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

2420200444064 is a wasteful number, since it uses less digits than its factorization.

2420200444064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42465777 (or 42465769 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 2420200444064 in words is "two trillion, four hundred twenty billion, two hundred million, four hundred forty-four thousand, sixty-four".