2627073881 has 4 divisors (see below), whose sum is σ = 2627272500. Its totient is φ = 2626875264.

The previous prime is 2627073877. The next prime is 2627073887. The reversal of 2627073881 is 1883707262.

It is a happy number.

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 699073600 + 1928000281 = 26440^2 + 43909^2 .

It is a cyclic number.

It is not a de Polignac number, because 2627073881 - 2² = 2627073877 is a prime.

It is a super-2 number, since 2×2627073881² = 13803034352464804322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2627073887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77936 + ... + 106433.

It is an arithmetic number, because the mean of its divisors is an integer number (656818125).

Almost surely, 2^2627073881 is an apocalyptic number.

It is an amenable number.

2627073881 is a deficient number, since it is larger than the sum of its proper divisors (198619).

2627073881 is a wasteful number, since it uses less digits than its factorization.

2627073881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198618.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 2627073881 is about 51254.9888401119. The cubic root of 2627073881 is about 1379.8252738595.

The spelling of 2627073881 in words is "two billion, six hundred twenty-seven million, seventy-three thousand, eight hundred eighty-one".