2002225406551 has 4 divisors (see below), whose sum is σ = 2021664488272. Its totient is φ = 1982786324832.

The previous prime is 2002225406471. The next prime is 2002225406557. The reversal of 2002225406551 is 1556045222002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2002225406551 - 2²¹ = 2002223309399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002225406557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9719540706 + ... + 9719540911.

It is an arithmetic number, because the mean of its divisors is an integer number (505416122068).

Almost surely, 2^{2002225406551} is an apocalyptic number.

2002225406551 is a deficient number, since it is larger than the sum of its proper divisors (19439081721).

2002225406551 is a wasteful number, since it uses less digits than its factorization.

2002225406551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19439081720.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 2002225406551 in words is "two trillion, two billion, two hundred twenty-five million, four hundred six thousand, five hundred fifty-one".