1081725865592 has 8 divisors (see below), whose sum is σ = 2028235998000. Its totient is φ = 540862932792.

The previous prime is 1081725865531. The next prime is 1081725865637. The reversal of 1081725865592 is 2955685271801.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67607866592 + ... + 67607866607.

It is an arithmetic number, because the mean of its divisors is an integer number (253529499750).

Almost surely, 2^{1081725865592} is an apocalyptic number.

It is an amenable number.

1081725865592 is a deficient number, since it is larger than the sum of its proper divisors (946510132408).

1081725865592 is a wasteful number, since it uses less digits than its factorization.

1081725865592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135215733205 (or 135215733201 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 59.

The spelling of 1081725865592 in words is "one trillion, eighty-one billion, seven hundred twenty-five million, eight hundred sixty-five thousand, five hundred ninety-two".