42061601022501 has 16 divisors (see below), whose sum is σ = 59381218404288. Its totient is φ = 26391532972800.

The previous prime is 42061601022407. The next prime is 42061601022589. The reversal of 42061601022501 is 10522010616024.

It is not a de Polignac number, because 42061601022501 - 2⁷ = 42061601022373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42061601022401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35798166 + ... + 36954456.

It is an arithmetic number, because the mean of its divisors is an integer number (3711326150268).

Almost surely, 2^{42061601022501} is an apocalyptic number.

It is an amenable number.

42061601022501 is a deficient number, since it is larger than the sum of its proper divisors (17319617381787).

42061601022501 is a wasteful number, since it uses less digits than its factorization.

42061601022501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869572.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 42061601022501 its reverse (10522010616024), we get a palindrome (52583611638525).

The spelling of 42061601022501 in words is "forty-two trillion, sixty-one billion, six hundred one million, twenty-two thousand, five hundred one".