42405532242151 has 8 divisors (see below), whose sum is σ = 47653039576800. Its totient is φ = 37441673952672.

The previous prime is 42405532242113. The next prime is 42405532242169. The reversal of 42405532242151 is 15124223550424.

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

It is a cyclic number.

It is not a de Polignac number, because 42405532242151 - 2²³ = 42405523853543 is a prime.

It is a super-2 number, since 2×42405532242151² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42405532248151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70912260976 + ... + 70912261573.

It is an arithmetic number, because the mean of its divisors is an integer number (5956629947100).

Almost surely, 2^{42405532242151} is an apocalyptic number.

42405532242151 is a deficient number, since it is larger than the sum of its proper divisors (5247507334649).

42405532242151 is a wasteful number, since it uses less digits than its factorization.

42405532242151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141824522585.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 42405532242151 its reverse (15124223550424), we get a palindrome (57529755792575).

The spelling of 42405532242151 in words is "forty-two trillion, four hundred five billion, five hundred thirty-two million, two hundred forty-two thousand, one hundred fifty-one".