2666402632 has 16 divisors (see below), whose sum is σ = 5134627260. Its totient is φ = 1297168704.

The previous prime is 2666402623. The next prime is 2666402663. The reversal of 2666402632 is 2362046662.

2666402632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1804040676 + 862361956 = 42474^2 + 29366^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 2666402591 and 2666402600.

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, 4503763 + ... + 4504354.

Almost surely, 2^2666402632 is an apocalyptic number.

It is an amenable number.

2666402632 is a deficient number, since it is larger than the sum of its proper divisors (2468224628).

2666402632 is a wasteful number, since it uses less digits than its factorization.

2666402632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9008160 (or 9008156 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

The square root of 2666402632 is about 51637.2213814802. The cubic root of 2666402632 is about 1386.6767793374.

The spelling of 2666402632 in words is "two billion, six hundred sixty-six million, four hundred two thousand, six hundred thirty-two".