4145721082 has 16 divisors (see below), whose sum is σ = 6594592320. Its totient is φ = 1947901888.

The previous prime is 4145721079. The next prime is 4145721127. The reversal of 4145721082 is 2801275414.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72232 + ... + 116227.

It is an arithmetic number, because the mean of its divisors is an integer number (412162020).

Almost surely, 2^4145721082 is an apocalyptic number.

4145721082 is a deficient number, since it is larger than the sum of its proper divisors (2448871238).

4145721082 is a wasteful number, since it uses less digits than its factorization.

4145721082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189125.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 4145721082 is about 64387.2742240266. The cubic root of 4145721082 is about 1606.4480782398.

Adding to 4145721082 its reverse (2801275414), we get a palindrome (6946996496).

The spelling of 4145721082 in words is "four billion, one hundred forty-five million, seven hundred twenty-one thousand, eighty-two".