4145240544 has 48 divisors (see below), whose sum is σ = 10944197712. Its totient is φ = 1373754368.

The previous prime is 4145240537. The next prime is 4145240557. The reversal of 4145240544 is 4450425414.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

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, 108189 + ... + 141404.

It is an arithmetic number, because the mean of its divisors is an integer number (228004119).

Almost surely, 2^4145240544 is an apocalyptic number.

It is an amenable number.

4145240544 is an abundant number, since it is smaller than the sum of its proper divisors (6798957168).

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

4145240544 is a wasteful number, since it uses less digits than its factorization.

4145240544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249779 (or 249771 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

The square root of 4145240544 is about 64383.5424934043. The cubic root of 4145240544 is about 1606.3860070777.

Adding to 4145240544 its reverse (4450425414), we get a palindrome (8595665958).

The spelling of 4145240544 in words is "four billion, one hundred forty-five million, two hundred forty thousand, five hundred forty-four".