245378087723 has 2 divisors, whose sum is σ = 245378087724. Its totient is φ = 245378087722.

The previous prime is 245378087711. The next prime is 245378087767. The reversal of 245378087723 is 327780873542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245378087723 - 2¹⁰ = 245378086699 is a prime.

It is not a weakly prime, because it can be changed into another prime (245378087323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122689043861 + 122689043862.

It is an arithmetic number, because the mean of its divisors is an integer number (122689043862).

Almost surely, 2^245378087723 is an apocalyptic number.

245378087723 is a deficient number, since it is larger than the sum of its proper divisors (1).

245378087723 is an equidigital number, since it uses as much as digits as its factorization.

245378087723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15805440, while the sum is 56.

The spelling of 245378087723 in words is "two hundred forty-five billion, three hundred seventy-eight million, eighty-seven thousand, seven hundred twenty-three".