4127676779540 has 12 divisors (see below), whose sum is σ = 8668121237076. Its totient is φ = 1651070711808.

The previous prime is 4127676779539. The next prime is 4127676779557. The reversal of 4127676779540 is 459776767214.

It can be written as a sum of positive squares in 2 ways, for example, as 2924359925776 + 1203316853764 = 1710076^2 + 1096958^2 .

It is a super-2 number, since 2×4127676779540² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103191919469 + ... + 103191919508.

It is an arithmetic number, because the mean of its divisors is an integer number (722343436423).

Almost surely, 2^{4127676779540} is an apocalyptic number.

It is an amenable number.

4127676779540 is an abundant number, since it is smaller than the sum of its proper divisors (4540444457536).

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

4127676779540 is a wasteful number, since it uses less digits than its factorization.

4127676779540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206383838986 (or 206383838984 counting only the distinct ones).

The product of its (nonzero) digits is 124467840, while the sum is 65.

The spelling of 4127676779540 in words is "four trillion, one hundred twenty-seven billion, six hundred seventy-six million, seven hundred seventy-nine thousand, five hundred forty".