2078572823 has 2 divisors, whose sum is σ = 2078572824. Its totient is φ = 2078572822.

The previous prime is 2078572759. The next prime is 2078572843. The reversal of 2078572823 is 3282758702.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2078572823 - 2⁶ = 2078572759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2078572843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039286411 + 1039286412.

It is an arithmetic number, because the mean of its divisors is an integer number (1039286412).

Almost surely, 2^2078572823 is an apocalyptic number.

2078572823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2078572823 is an equidigital number, since it uses as much as digits as its factorization.

2078572823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376320, while the sum is 44.

The square root of 2078572823 is about 45591.3678562072. The cubic root of 2078572823 is about 1276.2088390194.

The spelling of 2078572823 in words is "two billion, seventy-eight million, five hundred seventy-two thousand, eight hundred twenty-three".