243425873802 has 32 divisors (see below), whose sum is σ = 503868948480. Its totient is φ = 78319427760.

The previous prime is 243425873777. The next prime is 243425873807. The reversal of 243425873802 is 208378524342.

It is not an unprimeable number, because it can be changed into a prime (243425873807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1637302 + ... + 1779777.

It is an arithmetic number, because the mean of its divisors is an integer number (15745904640).

Almost surely, 2^243425873802 is an apocalyptic number.

243425873802 is an abundant number, since it is smaller than the sum of its proper divisors (260443074678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243425873802 is a wasteful number, since it uses less digits than its factorization.

243425873802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417498.

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 243425873802 in words is "two hundred forty-three billion, four hundred twenty-five million, eight hundred seventy-three thousand, eight hundred two".