42340143611522 has 8 divisors (see below), whose sum is σ = 63510256486656. Its totient is φ = 21170058115972.

The previous prime is 42340143611461. The next prime is 42340143611543. The reversal of 42340143611522 is 22511634104324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42340143611522² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2402138 + ... + 9510549.

It is an arithmetic number, because the mean of its divisors is an integer number (7938782060832).

Almost surely, 2^{42340143611522} is an apocalyptic number.

42340143611522 is a deficient number, since it is larger than the sum of its proper divisors (21170112875134).

42340143611522 is a wasteful number, since it uses less digits than its factorization.

42340143611522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13689792.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 42340143611522 its reverse (22511634104324), we get a palindrome (64851777715846).

The spelling of 42340143611522 in words is "forty-two trillion, three hundred forty billion, one hundred forty-three million, six hundred eleven thousand, five hundred twenty-two".