1025601056667 has 16 divisors (see below), whose sum is σ = 1657537061760. Its totient is φ = 621576397800.

The previous prime is 1025601056629. The next prime is 1025601056681. The reversal of 1025601056667 is 7666501065201.

It is not a de Polignac number, because 1025601056667 - 2¹¹ = 1025601054619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1025601056687) 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, 1726600809 + ... + 1726601402.

It is an arithmetic number, because the mean of its divisors is an integer number (103596066360).

Almost surely, 2^{1025601056667} is an apocalyptic number.

1025601056667 is a deficient number, since it is larger than the sum of its proper divisors (631936005093).

1025601056667 is a wasteful number, since it uses less digits than its factorization.

1025601056667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3453202231 (or 3453202225 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 1025601056667 in words is "one trillion, twenty-five billion, six hundred one million, fifty-six thousand, six hundred sixty-seven".