1045161042642 has 32 divisors (see below), whose sum is σ = 2326826193600. Its totient is φ = 347750099424.

The previous prime is 1045161042631. The next prime is 1045161042647. The reversal of 1045161042642 is 2462401615401.

1045161042642 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 1 + 6 + 1 + 0 + 4 + 2 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1045161042597 and 1045161042606.

It is not an unprimeable number, because it can be changed into a prime (1045161042647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17662267 + ... + 17721342.

It is an arithmetic number, because the mean of its divisors is an integer number (72713318550).

Almost surely, 2^{1045161042642} is an apocalyptic number.

1045161042642 is an abundant number, since it is smaller than the sum of its proper divisors (1281665150958).

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

1045161042642 is a wasteful number, since it uses less digits than its factorization.

1045161042642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35384167 (or 35384161 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 1045161042642 in words is "one trillion, forty-five billion, one hundred sixty-one million, forty-two thousand, six hundred forty-two".