42021354440410 has 32 divisors (see below), whose sum is σ = 75992188504320. Its totient is φ = 16730091481152.

The previous prime is 42021354440381. The next prime is 42021354440437. The reversal of 42021354440410 is 1404445312024.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7968594 + ... + 12146653.

It is an arithmetic number, because the mean of its divisors is an integer number (2374755890760).

Almost surely, 2^{42021354440410} is an apocalyptic number.

42021354440410 is a deficient number, since it is larger than the sum of its proper divisors (33970834063910).

42021354440410 is a wasteful number, since it uses less digits than its factorization.

42021354440410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20116230.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 42021354440410 its reverse (1404445312024), we get a palindrome (43425799752434).

The spelling of 42021354440410 in words is "forty-two trillion, twenty-one billion, three hundred fifty-four million, four hundred forty thousand, four hundred ten".