1165276157255 has 8 divisors (see below), whose sum is σ = 1598093015712. Its totient is φ = 799046507808.

The previous prime is 1165276157207. The next prime is 1165276157327. The reversal of 1165276157255 is 5527516725611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1165276157255 - 2²² = 1165271962951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1165276157197 and 1165276157206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16646802212 + ... + 16646802281.

It is an arithmetic number, because the mean of its divisors is an integer number (199761626964).

Almost surely, 2^{1165276157255} is an apocalyptic number.

1165276157255 is a deficient number, since it is larger than the sum of its proper divisors (432816858457).

1165276157255 is an equidigital number, since it uses as much as digits as its factorization.

1165276157255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33293604505.

The product of its digits is 4410000, while the sum is 53.

The spelling of 1165276157255 in words is "one trillion, one hundred sixty-five billion, two hundred seventy-six million, one hundred fifty-seven thousand, two hundred fifty-five".