245305454235405 has 64 divisors (see below), whose sum is σ = 399166395144192. Its totient is φ = 128606330154240.

The previous prime is 245305454235397. The next prime is 245305454235421. The reversal of 245305454235405 is 504532454503542.

245305454235405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 245305454235405 - 2³ = 245305454235397 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12154052944 + ... + 12154073126.

It is an arithmetic number, because the mean of its divisors is an integer number (6236974924128).

Almost surely, 2^{245305454235405} is an apocalyptic number.

It is an amenable number.

245305454235405 is a deficient number, since it is larger than the sum of its proper divisors (153860940908787).

245305454235405 is a wasteful number, since it uses less digits than its factorization.

245305454235405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27698.

The product of its (nonzero) digits is 28800000, while the sum is 51.

The spelling of 245305454235405 in words is "two hundred forty-five trillion, three hundred five billion, four hundred fifty-four million, two hundred thirty-five thousand, four hundred five".