1042301162556 has 288 divisors, whose sum is σ = 2841212424960. Its totient is φ = 321223698432.

The previous prime is 1042301162549. The next prime is 1042301162587. The reversal of 1042301162556 is 6552611032401.

1042301162556 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 30 + 11 + 62 + 556 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1042301162556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3003749575 + ... + 3003749921.

It is an arithmetic number, because the mean of its divisors is an integer number (9865320920).

Almost surely, 2^{1042301162556} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042301162556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1420606212480).

1042301162556 is an abundant number, since it is smaller than the sum of its proper divisors (1798911262404).

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

1042301162556 is a wasteful number, since it uses less digits than its factorization.

1042301162556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 1042301162556 its reverse (6552611032401), we get a palindrome (7594912194957).

The spelling of 1042301162556 in words is "one trillion, forty-two billion, three hundred one million, one hundred sixty-two thousand, five hundred fifty-six".