2661463026 has 24 divisors (see below), whose sum is σ = 5952520704. Its totient is φ = 858536280.

The previous prime is 2661462997. The next prime is 2661463039. The reversal of 2661463026 is 6203641662.

2661463026 is a `hidden beast` number, since 2 + 6 + 6 + 14 + 630 + 2 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2384266 + ... + 2385381.

It is an arithmetic number, because the mean of its divisors is an integer number (248021696).

Almost surely, 2^2661463026 is an apocalyptic number.

2661463026 is an abundant number, since it is smaller than the sum of its proper divisors (3291057678).

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

2661463026 is a wasteful number, since it uses less digits than its factorization.

2661463026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4769686 (or 4769683 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 2661463026 is about 51589.3693119038. The cubic root of 2661463026 is about 1385.8199606225.

The spelling of 2661463026 in words is "two billion, six hundred sixty-one million, four hundred sixty-three thousand, twenty-six".