553913638451 has 4 divisors (see below), whose sum is σ = 586496793672. Its totient is φ = 521330483232.

The previous prime is 553913638423. The next prime is 553913638459. The reversal of 553913638451 is 154836319355.

It is a happy number.

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 553913638451 - 2²² = 553909444147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 553913638393 and 553913638402.

It is not an unprimeable number, because it can be changed into a prime (553913638459) 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, 16291577585 + ... + 16291577618.

It is an arithmetic number, because the mean of its divisors is an integer number (146624198418).

Almost surely, 2^553913638451 is an apocalyptic number.

553913638451 is a deficient number, since it is larger than the sum of its proper divisors (32583155221).

553913638451 is a wasteful number, since it uses less digits than its factorization.

553913638451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32583155220.

The product of its digits is 5832000, while the sum is 53.

The spelling of 553913638451 in words is "five hundred fifty-three billion, nine hundred thirteen million, six hundred thirty-eight thousand, four hundred fifty-one".