293545021242 has 16 divisors (see below), whose sum is σ = 640461864672. Its totient is φ = 88953036720.

The previous prime is 293545021241. The next prime is 293545021303. The reversal of 293545021242 is 242120545392.

It is a self number, because there is not a number n which added to its sum of digits gives 293545021242.

It is not an unprimeable number, because it can be changed into a prime (293545021241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2223825853 + ... + 2223825984.

It is an arithmetic number, because the mean of its divisors is an integer number (40028866542).

Almost surely, 2^293545021242 is an apocalyptic number.

293545021242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

293545021242 is an abundant number, since it is smaller than the sum of its proper divisors (346916843430).

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

293545021242 is a wasteful number, since it uses less digits than its factorization.

293545021242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447651853.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 293545021242 in words is "two hundred ninety-three billion, five hundred forty-five million, twenty-one thousand, two hundred forty-two".