4041621745 has 16 divisors (see below), whose sum is σ = 5721596928. Its totient is φ = 2681997120.

The previous prime is 4041621659. The next prime is 4041621761. The reversal of 4041621745 is 5471261404.

It is a de Polignac number, because none of the positive numbers 2^k-4041621745 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4041621745.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1861414 + ... + 1863583.

It is an arithmetic number, because the mean of its divisors is an integer number (357599808).

Almost surely, 2^4041621745 is an apocalyptic number.

It is an amenable number.

4041621745 is a deficient number, since it is larger than the sum of its proper divisors (1679975183).

4041621745 is a wasteful number, since it uses less digits than its factorization.

4041621745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725040.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 4041621745 is about 63573.7504399418. The cubic root of 4041621745 is about 1592.8879314384.

The spelling of 4041621745 in words is "four billion, forty-one million, six hundred twenty-one thousand, seven hundred forty-five".