945754668 has 18 divisors (see below), whose sum is σ = 2390657724. Its totient is φ = 315251544.

The previous prime is 945754661. The next prime is 945754709. The reversal of 945754668 is 866457549.

945754668 is a `hidden beast` number, since 9 + 4 + 575 + 4 + 6 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (945754661) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13135446 + ... + 13135517.

It is an arithmetic number, because the mean of its divisors is an integer number (132814318).

Almost surely, 2^945754668 is an apocalyptic number.

It is an amenable number.

945754668 is an abundant number, since it is smaller than the sum of its proper divisors (1444903056).

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

945754668 is a wasteful number, since it uses less digits than its factorization.

945754668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26270973 (or 26270968 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The square root of 945754668 is about 30753.1245241845. The cubic root of 945754668 is about 981.5810477906.

The spelling of 945754668 in words is "nine hundred forty-five million, seven hundred fifty-four thousand, six hundred sixty-eight".