2442158512442 has 48 divisors (see below), whose sum is σ = 4202243214120. Its totient is φ = 1062308459520.

The previous prime is 2442158512433. The next prime is 2442158512501.

2442158512442 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 1512976260961 + 929182251481 = 1230031^2 + 963941^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2442158512393 and 2442158512402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 746723 + ... + 2332790.

Almost surely, 2^{2442158512442} is an apocalyptic number.

2442158512442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2442158512442 is a deficient number, since it is larger than the sum of its proper divisors (1760084701678).

2442158512442 is a wasteful number, since it uses less digits than its factorization.

2442158512442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079679 (or 3079668 counting only the distinct ones).

The product of its digits is 819200, while the sum is 44.

The spelling of 2442158512442 in words is "two trillion, four hundred forty-two billion, one hundred fifty-eight million, five hundred twelve thousand, four hundred forty-two".