1042763660964 has 45 divisors (see below), whose sum is σ = 2726038239771. Its totient is φ = 347581760040.

The previous prime is 1042763660947. The next prime is 1042763660969. The reversal of 1042763660964 is 4690663672401.

It is a happy number.

The square root of 1042763660964 is 1021158.

It is a perfect power (a square), and thus also a powerful number.

1042763660964 is a `hidden beast` number, since 1 + 0 + 4 + 27 + 6 + 3 + 6 + 609 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1042763660964.

It is not an unprimeable number, because it can be changed into a prime (1042763660969) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 18352479 + ... + 18409209.

Almost surely, 2^{1042763660964} is an apocalyptic number.

1042763660964 is the 1021158-th square number.

It is an amenable number.

1042763660964 is an abundant number, since it is smaller than the sum of its proper divisors (1683274578807).

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

1042763660964 is an frugal number, since it uses more digits than its factorization.

1042763660964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113478 (or 56736 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 1042763660964 in words is "one trillion, forty-two billion, seven hundred sixty-three million, six hundred sixty thousand, nine hundred sixty-four".