4020641425622 has 16 divisors (see below), whose sum is σ = 6147966290400. Its totient is φ = 1971358988352.

The previous prime is 4020641425517. The next prime is 4020641425637. The reversal of 4020641425622 is 2265241460204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9711122 + ... + 10116677.

It is an arithmetic number, because the mean of its divisors is an integer number (384247893150).

Almost surely, 2^{4020641425622} is an apocalyptic number.

4020641425622 is a deficient number, since it is larger than the sum of its proper divisors (2127324864778).

4020641425622 is a wasteful number, since it uses less digits than its factorization.

4020641425622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19829767.

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 4020641425622 its reverse (2265241460204), we get a palindrome (6285882885826).

The spelling of 4020641425622 in words is "four trillion, twenty billion, six hundred forty-one million, four hundred twenty-five thousand, six hundred twenty-two".