1072272661753 has 6 divisors (see below), whose sum is σ = 1120920193274. Its totient is φ = 1025652110736.

The previous prime is 1072272661751. The next prime is 1072272661763. The reversal of 1072272661753 is 3571662722701.

It can be written as a sum of positive squares in only one way, i.e., 580138142224 + 492134519529 = 761668^2 + 701523^2 .

It is not a de Polignac number, because 1072272661753 - 2¹ = 1072272661751 is a prime.

It is a super-2 number, since 2×1072272661753² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1072272661697 and 1072272661706.

It is not an unprimeable number, because it can be changed into a prime (1072272661751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1013489700 + ... + 1013490757.

Almost surely, 2^{1072272661753} is an apocalyptic number.

It is an amenable number.

1072272661753 is a deficient number, since it is larger than the sum of its proper divisors (48647531521).

1072272661753 is an equidigital number, since it uses as much as digits as its factorization.

1072272661753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026980503 (or 2026980480 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 49.

The spelling of 1072272661753 in words is "one trillion, seventy-two billion, two hundred seventy-two million, six hundred sixty-one thousand, seven hundred fifty-three".