1042463278080 has 2112 divisors, whose sum is σ = 4683273984000. Its totient is φ = 214751969280.

The previous prime is 1042463278079. The next prime is 1042463278123. The reversal of 1042463278080 is 808723642401.

It is a happy number.

1042463278080 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 4 + 632 + 7 + 8 + 0 + 8 + 0 = 666.

It is a super-2 number, since 2×1042463278080² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 17668869091 + ... + 17668869149.

Almost surely, 2^{1042463278080} is an apocalyptic number.

1042463278080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042463278080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2341636992000).

1042463278080 is an abundant number, since it is smaller than the sum of its proper divisors (3640810705920).

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

1042463278080 is a wasteful number, since it uses less digits than its factorization.

1042463278080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 1042463278080 in words is "one trillion, forty-two billion, four hundred sixty-three million, two hundred seventy-eight thousand, eighty".