2994053661 has 12 divisors (see below), whose sum is σ = 4327789180. Its totient is φ = 1994630400.

The previous prime is 2994053639. The next prime is 2994053663. The reversal of 2994053661 is 1663504992.

2994053661 is a `hidden beast` number, since 29 + 94 + 0 + 536 + 6 + 1 = 666.

2994053661 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 1585552761 + 1408500900 = 39819^2 + 37530^2 .

It is not a de Polignac number, because 2994053661 - 2⁶ = 2994053597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2994053663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103540 + ... + 129261.

Almost surely, 2^2994053661 is an apocalyptic number.

It is an amenable number.

2994053661 is a deficient number, since it is larger than the sum of its proper divisors (1333735519).

2994053661 is a wasteful number, since it uses less digits than its factorization.

2994053661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234236 (or 234233 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 2994053661 is about 54717.9464252817. The cubic root of 2994053661 is about 1441.2960394868.

The spelling of 2994053661 in words is "two billion, nine hundred ninety-four million, fifty-three thousand, six hundred sixty-one".