553663342 has 4 divisors (see below), whose sum is σ = 830495016. Its totient is φ = 276831670.

The previous prime is 553663321. The next prime is 553663343. The reversal of 553663342 is 243366355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243366355 = 5 ⋅48673271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553663343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138415834 + ... + 138415837.

It is an arithmetic number, because the mean of its divisors is an integer number (207623754).

Almost surely, 2^553663342 is an apocalyptic number.

553663342 is a deficient number, since it is larger than the sum of its proper divisors (276831674).

553663342 is a wasteful number, since it uses less digits than its factorization.

553663342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276831673.

The product of its digits is 194400, while the sum is 37.

The square root of 553663342 is about 23530.0518911455. The cubic root of 553663342 is about 821.1363098259.

The spelling of 553663342 in words is "five hundred fifty-three million, six hundred sixty-three thousand, three hundred forty-two".