1076398441457 has 4 divisors (see below), whose sum is σ = 1082620397940. Its totient is φ = 1070176484976.

The previous prime is 1076398441441. The next prime is 1076398441471. The reversal of 1076398441457 is 7541448936701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 829308920896 + 247089520561 = 910664^2 + 497081^2 .

It is a cyclic number.

It is not a de Polignac number, because 1076398441457 - 2⁴ = 1076398441441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1076398441396 and 1076398441405.

It is not an unprimeable number, because it can be changed into a prime (1076398443457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3110977982 + ... + 3110978327.

It is an arithmetic number, because the mean of its divisors is an integer number (270655099485).

Almost surely, 2^{1076398441457} is an apocalyptic number.

It is an amenable number.

1076398441457 is a deficient number, since it is larger than the sum of its proper divisors (6221956483).

1076398441457 is an equidigital number, since it uses as much as digits as its factorization.

1076398441457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6221956482.

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 1076398441457 in words is "one trillion, seventy-six billion, three hundred ninety-eight million, four hundred forty-one thousand, four hundred fifty-seven".