4079097774538 has 16 divisors (see below), whose sum is σ = 6567314551560. Its totient is φ = 1893279868416.

The previous prime is 4079097774491. The next prime is 4079097774539. The reversal of 4079097774538 is 8354777909704.

It can be written as a sum of positive squares in 4 ways, for example, as 4018673743569 + 60424030969 = 2004663^2 + 245813^2 .

It is a super-2 number, since 2×4079097774538² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4079097774539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821733573 + ... + 821738536.

Almost surely, 2^{4079097774538} is an apocalyptic number.

4079097774538 is a deficient number, since it is larger than the sum of its proper divisors (2488216777022).

4079097774538 is a wasteful number, since it uses less digits than its factorization.

4079097774538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643472201.

The product of its (nonzero) digits is 373403520, while the sum is 70.

The spelling of 4079097774538 in words is "four trillion, seventy-nine billion, ninety-seven million, seven hundred seventy-four thousand, five hundred thirty-eight".