1048773994992 has 80 divisors (see below), whose sum is σ = 3011615220480. Its totient is φ = 349446702528.

The previous prime is 1048773994991. The next prime is 1048773995069. The reversal of 1048773994992 is 2994993778401.

1048773994992 is a `hidden beast` number, since 1 + 0 + 48 + 7 + 7 + 3 + 99 + 499 + 2 = 666.

It is a super-3 number, since 3×1048773994992³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 1048773994992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048773994991) 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, 545763 + ... + 1547709.

It is an arithmetic number, because the mean of its divisors is an integer number (37645190256).

Almost surely, 2^{1048773994992} is an apocalyptic number.

1048773994992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1048773994992 is an abundant number, since it is smaller than the sum of its proper divisors (1962841225488).

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

1048773994992 is a wasteful number, since it uses less digits than its factorization.

1048773994992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004387 (or 1004375 counting only the distinct ones).

The product of its (nonzero) digits is 246903552, while the sum is 72.

The spelling of 1048773994992 in words is "one trillion, forty-eight billion, seven hundred seventy-three million, nine hundred ninety-four thousand, nine hundred ninety-two".