1049771252259 has 24 divisors (see below), whose sum is σ = 1557382724352. Its totient is φ = 680904541440.

The previous prime is 1049771252237. The next prime is 1049771252323. The reversal of 1049771252259 is 9522521779401.

1049771252259 is a `hidden beast` number, since 1 + 0 + 49 + 7 + 71 + 2 + 522 + 5 + 9 = 666.

It is not a de Polignac number, because 1049771252259 - 2¹⁵ = 1049771219491 is a prime.

It is a super-2 number, since 2×1049771252259² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1049771252059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10627819 + ... + 10726139.

It is an arithmetic number, because the mean of its divisors is an integer number (64890946848).

Almost surely, 2^{1049771252259} is an apocalyptic number.

1049771252259 is a deficient number, since it is larger than the sum of its proper divisors (507611472093).

1049771252259 is a wasteful number, since it uses less digits than its factorization.

1049771252259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130427 (or 130424 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The spelling of 1049771252259 in words is "one trillion, forty-nine billion, seven hundred seventy-one million, two hundred fifty-two thousand, two hundred fifty-nine".