976616066 has 8 divisors (see below), whose sum is σ = 1479428604. Its totient is φ = 483473200.

The previous prime is 976616059. The next prime is 976616077. The reversal of 976616066 is 660616679.

It can be written as a sum of positive squares in 2 ways, for example, as 975000625 + 1615441 = 31225^2 + 1271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 976616066.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2417165 + ... + 2417568.

Almost surely, 2^976616066 is an apocalyptic number.

976616066 is a deficient number, since it is larger than the sum of its proper divisors (502812538).

976616066 is a wasteful number, since it uses less digits than its factorization.

976616066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834836.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 976616066 is about 31250.8570442476. The cubic root of 976616066 is about 992.1437970364.

It can be divided in two parts, 9766160 and 66, that multiplied together give a triangular number (644566560 = T₃₅₉₀₄).

The spelling of 976616066 in words is "nine hundred seventy-six million, six hundred sixteen thousand, sixty-six".