42241122041545 has 32 divisors (see below), whose sum is σ = 60980477460480. Its totient is φ = 27440483555520.

The previous prime is 42241122041533. The next prime is 42241122041603. The reversal of 42241122041545 is 54514022114224.

It is a happy number.

It is not a de Polignac number, because 42241122041545 - 2³³ = 42232532106953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54967024 + ... + 55730206.

It is an arithmetic number, because the mean of its divisors is an integer number (1905639920640).

Almost surely, 2^{42241122041545} is an apocalyptic number.

It is an amenable number.

42241122041545 is a deficient number, since it is larger than the sum of its proper divisors (18739355418935).

42241122041545 is a wasteful number, since it uses less digits than its factorization.

42241122041545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846445.

The product of its (nonzero) digits is 102400, while the sum is 37.

Adding to 42241122041545 its reverse (54514022114224), we get a palindrome (96755144155769).

The spelling of 42241122041545 in words is "forty-two trillion, two hundred forty-one billion, one hundred twenty-two million, forty-one thousand, five hundred forty-five".