4660661512 has 16 divisors (see below), whose sum is σ = 9410951340. Its totient is φ = 2151074496.

The previous prime is 4660661501. The next prime is 4660661513. The reversal of 4660661512 is 2151660664.

It can be written as a sum of positive squares in 2 ways, for example, as 4310447716 + 350213796 = 65654^2 + 18714^2 .

It is a super-2 number, since 2×4660661512² = 43443531458876252288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4660661513) 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, 22406923 + ... + 22407130.

Almost surely, 2^4660661512 is an apocalyptic number.

It is an amenable number.

4660661512 is an abundant number, since it is smaller than the sum of its proper divisors (4750289828).

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

4660661512 is a wasteful number, since it uses less digits than its factorization.

4660661512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44814072 (or 44814068 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 4660661512 is about 68269.0377257509. The cubic root of 4660661512 is about 1670.3822032685.

The spelling of 4660661512 in words is "four billion, six hundred sixty million, six hundred sixty-one thousand, five hundred twelve".