1976766016 has 28 divisors (see below), whose sum is σ = 3996664092. Its totient is φ = 969732608.

The previous prime is 1976765957. The next prime is 1976766017. The reversal of 1976766016 is 6106676791.

It can be written as a sum of positive squares in 2 ways, for example, as 1069551616 + 907214400 = 32704^2 + 30120^2 .

It is a super-3 number, since 3×1976766016³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1976766017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287995 + ... + 294778.

Almost surely, 2^1976766016 is an apocalyptic number.

1976766016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1976766016 is an abundant number, since it is smaller than the sum of its proper divisors (2019898076).

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

1976766016 is an equidigital number, since it uses as much as digits as its factorization.

1976766016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582838 (or 582828 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 1976766016 is about 44460.8368792131. The cubic root of 1976766016 is about 1255.0232036471.

The spelling of 1976766016 in words is "one billion, nine hundred seventy-six million, seven hundred sixty-six thousand, sixteen".