4245720275424 has 24 divisors (see below), whose sum is σ = 11145015723240. Its totient is φ = 1415240091776.

The previous prime is 4245720275371. The next prime is 4245720275431.

4245720275424 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×4245720275424² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 22113126339 + ... + 22113126530.

It is an arithmetic number, because the mean of its divisors is an integer number (464375655135).

Almost surely, 2^{4245720275424} is an apocalyptic number.

It is an amenable number.

4245720275424 is an abundant number, since it is smaller than the sum of its proper divisors (6899295447816).

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

4245720275424 is a wasteful number, since it uses less digits than its factorization.

4245720275424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44226252882 (or 44226252874 counting only the distinct ones).

The product of its (nonzero) digits is 5017600, while the sum is 48.

The spelling of 4245720275424 in words is "four trillion, two hundred forty-five billion, seven hundred twenty million, two hundred seventy-five thousand, four hundred twenty-four".