553644464446354 has 8 divisors (see below), whose sum is σ = 830467088713548. Its totient is φ = 276822101541840.

The previous prime is 553644464446351. The next prime is 553644464446373. The reversal of 553644464446354 is 453644464446355.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 549521034678225 + 4123429768129 = 23441865^2 + 2030623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 553644464446354.

It is not an unprimeable number, because it can be changed into a prime (553644464446351) 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, 59956177 + ... + 68571364.

Almost surely, 2^{553644464446354} is an apocalyptic number.

553644464446354 is a deficient number, since it is larger than the sum of its proper divisors (276822624267194).

553644464446354 is a wasteful number, since it uses less digits than its factorization.

553644464446354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130681340.

The product of its digits is 3981312000, while the sum is 67.

Subtracting from 553644464446354 its reverse (453644464446355), we obtain a palindrome (99999999999999).

The spelling of 553644464446354 in words is "five hundred fifty-three trillion, six hundred forty-four billion, four hundred sixty-four million, four hundred forty-six thousand, three hundred fifty-four".