2026665622004 has 6 divisors (see below), whose sum is σ = 3546664838514. Its totient is φ = 1013332811000.

The previous prime is 2026665622001. The next prime is 2026665622031. The reversal of 2026665622004 is 4002265666202.

It can be written as a sum of positive squares in only one way, i.e., 1487175372004 + 539490250000 = 1219498^2 + 734500^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026665622001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253333202747 + ... + 253333202754.

It is an arithmetic number, because the mean of its divisors is an integer number (591110806419).

Almost surely, 2^{2026665622004} is an apocalyptic number.

It is an amenable number.

2026665622004 is a deficient number, since it is larger than the sum of its proper divisors (1519999216510).

2026665622004 is a wasteful number, since it uses less digits than its factorization.

2026665622004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506666405505 (or 506666405503 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 2026665622004 in words is "two trillion, twenty-six billion, six hundred sixty-five million, six hundred twenty-two thousand, four".