2072823232757 has 4 divisors (see below), whose sum is σ = 2081424159276. Its totient is φ = 2064222306240.

The previous prime is 2072823232741. The next prime is 2072823232793. The reversal of 2072823232757 is 7572323282702.

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

It can be written as a sum of positive squares in 2 ways, for example, as 920047374481 + 1152775858276 = 959191^2 + 1073674^2 .

It is a cyclic number.

It is not a de Polignac number, because 2072823232757 - 2⁴ = 2072823232741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072823232657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4300462898 + ... + 4300463379.

It is an arithmetic number, because the mean of its divisors is an integer number (520356039819).

Almost surely, 2^{2072823232757} is an apocalyptic number.

It is an amenable number.

2072823232757 is a deficient number, since it is larger than the sum of its proper divisors (8600926519).

2072823232757 is an equidigital number, since it uses as much as digits as its factorization.

2072823232757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8600926518.

The product of its (nonzero) digits is 3951360, while the sum is 50.

The spelling of 2072823232757 in words is "two trillion, seventy-two billion, eight hundred twenty-three million, two hundred thirty-two thousand, seven hundred fifty-seven".