242550142402 has 16 divisors (see below), whose sum is σ = 375821194752. Its totient is φ = 117281820960.

The previous prime is 242550142399. The next prime is 242550142421. The reversal of 242550142402 is 204241055242.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262083 + ... + 1441510.

It is an arithmetic number, because the mean of its divisors is an integer number (23488824672).

Almost surely, 2^242550142402 is an apocalyptic number.

242550142402 is a deficient number, since it is larger than the sum of its proper divisors (133271052350).

242550142402 is a wasteful number, since it uses less digits than its factorization.

242550142402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705073.

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 242550142402 its reverse (204241055242), we get a palindrome (446791197644).

The spelling of 242550142402 in words is "two hundred forty-two billion, five hundred fifty million, one hundred forty-two thousand, four hundred two".