554328430655 has 4 divisors (see below), whose sum is σ = 665194116792. Its totient is φ = 443462744520.

The previous prime is 554328430651. The next prime is 554328430657. The reversal of 554328430655 is 556034823455.

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

It is not a de Polignac number, because 554328430655 - 2² = 554328430651 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 (554328430651) 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, 55432843061 + ... + 55432843070.

It is an arithmetic number, because the mean of its divisors is an integer number (166298529198).

Almost surely, 2^554328430655 is an apocalyptic number.

554328430655 is a deficient number, since it is larger than the sum of its proper divisors (110865686137).

554328430655 is a wasteful number, since it uses less digits than its factorization.

554328430655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110865686136.

The product of its (nonzero) digits is 8640000, while the sum is 50.

The spelling of 554328430655 in words is "five hundred fifty-four billion, three hundred twenty-eight million, four hundred thirty thousand, six hundred fifty-five".