4026624022664 has 32 divisors (see below), whose sum is σ = 7626721455000. Its totient is φ = 1992933276672.

The previous prime is 4026624022643. The next prime is 4026624022667. The reversal of 4026624022664 is 4662204266204.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4025199564100 + 1424458564 = 2006290^2 + 37742^2 .

It is not an unprimeable number, because it can be changed into a prime (4026624022667) 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, 6035489 + ... + 6669360.

Almost surely, 2^{4026624022664} is an apocalyptic number.

It is an amenable number.

4026624022664 is a deficient number, since it is larger than the sum of its proper divisors (3600097432336).

4026624022664 is a wasteful number, since it uses less digits than its factorization.

4026624022664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12705257 (or 12705253 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

Adding to 4026624022664 its reverse (4662204266204), we get a palindrome (8688828288868).

The spelling of 4026624022664 in words is "four trillion, twenty-six billion, six hundred twenty-four million, twenty-two thousand, six hundred sixty-four".