242492975798 has 64 divisors (see below), whose sum is σ = 407340472320. Its totient is φ = 107739840000.

The previous prime is 242492975789. The next prime is 242492975821. The reversal of 242492975798 is 897579294242.

It is a super-2 number, since 2×242492975798² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9987173 + ... + 10011423.

It is an arithmetic number, because the mean of its divisors is an integer number (6364694880).

Almost surely, 2^242492975798 is an apocalyptic number.

242492975798 is a deficient number, since it is larger than the sum of its proper divisors (164847496522).

242492975798 is a wasteful number, since it uses less digits than its factorization.

242492975798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24533.

The product of its digits is 182891520, while the sum is 68.

The spelling of 242492975798 in words is "two hundred forty-two billion, four hundred ninety-two million, nine hundred seventy-five thousand, seven hundred ninety-eight".