662053225551 has 4 divisors (see below), whose sum is σ = 882737634072. Its totient is φ = 441368817032.

The previous prime is 662053225523. The next prime is 662053225567. The reversal of 662053225551 is 155522350266.

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 662053225551 - 2¹⁵ = 662053192783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662053225751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110342204256 + ... + 110342204261.

It is an arithmetic number, because the mean of its divisors is an integer number (220684408518).

Almost surely, 2^662053225551 is an apocalyptic number.

662053225551 is a deficient number, since it is larger than the sum of its proper divisors (220684408521).

662053225551 is a wasteful number, since it uses less digits than its factorization.

662053225551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220684408520.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 662053225551 in words is "six hundred sixty-two billion, fifty-three million, two hundred twenty-five thousand, five hundred fifty-one".