1005025277011 has 12 divisors (see below), whose sum is σ = 1188926481240. Its totient is φ = 846849383520.

The previous prime is 1005025276967. The next prime is 1005025277033. The reversal of 1005025277011 is 1107725205001.

It is not a de Polignac number, because 1005025277011 - 2⁹ = 1005025276499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005025277041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173816770 + ... + 173822551.

It is an arithmetic number, because the mean of its divisors is an integer number (99077206770).

Almost surely, 2^{1005025277011} is an apocalyptic number.

1005025277011 is a deficient number, since it is larger than the sum of its proper divisors (183901204229).

1005025277011 is an equidigital number, since it uses as much as digits as its factorization.

1005025277011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347639394 (or 347639387 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 31.

The spelling of 1005025277011 in words is "one trillion, five billion, twenty-five million, two hundred seventy-seven thousand, eleven".