242519021432 has 8 divisors (see below), whose sum is σ = 454723165200. Its totient is φ = 121259510712.

The previous prime is 242519021419. The next prime is 242519021497. The reversal of 242519021432 is 234120915242.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 242519021392 and 242519021401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15157438832 + ... + 15157438847.

It is an arithmetic number, because the mean of its divisors is an integer number (56840395650).

Almost surely, 2^242519021432 is an apocalyptic number.

It is an amenable number.

242519021432 is a deficient number, since it is larger than the sum of its proper divisors (212204143768).

242519021432 is a wasteful number, since it uses less digits than its factorization.

242519021432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30314877685 (or 30314877681 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 242519021432 its reverse (234120915242), we get a palindrome (476639936674).

The spelling of 242519021432 in words is "two hundred forty-two billion, five hundred nineteen million, twenty-one thousand, four hundred thirty-two".