4145643502 has 64 divisors (see below), whose sum is σ = 8543614464. Its totient is φ = 1456237440.

The previous prime is 4145643473. The next prime is 4145643553. The reversal of 4145643502 is 2053465414.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 62008 + ... + 110164.

It is an arithmetic number, because the mean of its divisors is an integer number (133493976).

Almost surely, 2^4145643502 is an apocalyptic number.

4145643502 is an abundant number, since it is smaller than the sum of its proper divisors (4397970962).

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

4145643502 is a wasteful number, since it uses less digits than its factorization.

4145643502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48233.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 4145643502 is about 64386.6717729687. The cubic root of 4145643502 is about 1606.4380575448.

The spelling of 4145643502 in words is "four billion, one hundred forty-five million, six hundred forty-three thousand, five hundred two".