42620126005121 has 8 divisors (see below), whose sum is σ = 48710335465344. Its totient is φ = 36530321552640.

The previous prime is 42620126005111. The next prime is 42620126005147. The reversal of 42620126005121 is 12150062102624.

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 42620126005121 - 2¹⁸ = 42620125742977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42620126005111) 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, 101026400 + ... + 101447393.

It is an arithmetic number, because the mean of its divisors is an integer number (6088791933168).

Almost surely, 2^{42620126005121} is an apocalyptic number.

It is an amenable number.

42620126005121 is a deficient number, since it is larger than the sum of its proper divisors (6090209460223).

42620126005121 is a wasteful number, since it uses less digits than its factorization.

42620126005121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202503871.

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 42620126005121 its reverse (12150062102624), we get a palindrome (54770188107745).

The spelling of 42620126005121 in words is "forty-two trillion, six hundred twenty billion, one hundred twenty-six million, five thousand, one hundred twenty-one".