4004167773745 has 4 divisors (see below), whose sum is σ = 4805001328500. Its totient is φ = 3203334218992.

The previous prime is 4004167773743. The next prime is 4004167773763. The reversal of 4004167773745 is 5473777614004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 717666511104 + 3286501262641 = 847152^2 + 1812871^2 .

It is a cyclic number.

It is not a de Polignac number, because 4004167773745 - 2¹ = 4004167773743 is a prime.

It is a super-2 number, since 2×4004167773745² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4004167773743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400416777370 + ... + 400416777379.

It is an arithmetic number, because the mean of its divisors is an integer number (1201250332125).

Almost surely, 2^{4004167773745} is an apocalyptic number.

It is an amenable number.

4004167773745 is a deficient number, since it is larger than the sum of its proper divisors (800833554755).

4004167773745 is an equidigital number, since it uses as much as digits as its factorization.

4004167773745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800833554754.

The product of its (nonzero) digits is 13829760, while the sum is 55.

The spelling of 4004167773745 in words is "four trillion, four billion, one hundred sixty-seven million, seven hundred seventy-three thousand, seven hundred forty-five".