2027157766 has 16 divisors (see below), whose sum is σ = 3304028160. Its totient is φ = 929256840.

The previous prime is 2027157757. The next prime is 2027157773. The reversal of 2027157766 is 6677517202.

It is a super-2 number, since 2×2027157766² = 8218737216508221512, which 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 7 ways as a sum of consecutive naturals, for example, 859246 + ... + 861601.

It is an arithmetic number, because the mean of its divisors is an integer number (206501760).

Almost surely, 2^2027157766 is an apocalyptic number.

2027157766 is a deficient number, since it is larger than the sum of its proper divisors (1276870394).

2027157766 is a wasteful number, since it uses less digits than its factorization.

2027157766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720899.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 2027157766 is about 45023.9687944099. The cubic root of 2027157766 is about 1265.5982039511.

The spelling of 2027157766 in words is "two billion, twenty-seven million, one hundred fifty-seven thousand, seven hundred sixty-six".