1080509657495 has 4 divisors (see below), whose sum is σ = 1296611589000. Its totient is φ = 864407725992.

The previous prime is 1080509657483. The next prime is 1080509657527. The reversal of 1080509657495 is 5947569050801.

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

It is a cyclic number.

It is not a de Polignac number, because 1080509657495 - 2¹⁸ = 1080509395351 is a prime.

It is a super-2 number, since 2×1080509657495² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108050965745 + ... + 108050965754.

It is an arithmetic number, because the mean of its divisors is an integer number (324152897250).

Almost surely, 2^{1080509657495} is an apocalyptic number.

1080509657495 is a deficient number, since it is larger than the sum of its proper divisors (216101931505).

1080509657495 is an equidigital number, since it uses as much as digits as its factorization.

1080509657495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216101931504.

The product of its (nonzero) digits is 13608000, while the sum is 59.

The spelling of 1080509657495 in words is "one trillion, eighty billion, five hundred nine million, six hundred fifty-seven thousand, four hundred ninety-five".