1000077773441 has 4 divisors (see below), whose sum is σ = 1000082212800. Its totient is φ = 1000073334084.

The previous prime is 1000077773411. The next prime is 1000077773459. The reversal of 1000077773441 is 1443777700001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000077773441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000077773411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1862621 + ... + 2338698.

It is an arithmetic number, because the mean of its divisors is an integer number (250020553200).

Almost surely, 2^{1000077773441} is an apocalyptic number.

It is an amenable number.

1000077773441 is a deficient number, since it is larger than the sum of its proper divisors (4439359).

1000077773441 is an equidigital number, since it uses as much as digits as its factorization.

1000077773441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439358.

The product of its (nonzero) digits is 115248, while the sum is 41.

The spelling of 1000077773441 in words is "one trillion, seventy-seven million, seven hundred seventy-three thousand, four hundred forty-one".