245446340078 has 8 divisors (see below), whose sum is σ = 368708559768. Its totient is φ = 122543486824.

The previous prime is 245446340047. The next prime is 245446340107. The reversal of 245446340078 is 870043644542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89839901 + ... + 89842632.

It is an arithmetic number, because the mean of its divisors is an integer number (46088569971).

Almost surely, 2^245446340078 is an apocalyptic number.

245446340078 is a deficient number, since it is larger than the sum of its proper divisors (123262219690).

245446340078 is a wasteful number, since it uses less digits than its factorization.

245446340078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179683218.

The product of its (nonzero) digits is 2580480, while the sum is 47.

The spelling of 245446340078 in words is "two hundred forty-five billion, four hundred forty-six million, three hundred forty thousand, seventy-eight".