554011261563 has 32 divisors (see below), whose sum is σ = 797394756672. Its totient is φ = 340840448000.

The previous prime is 554011261553. The next prime is 554011261577. The reversal of 554011261563 is 365162110455.

It is a cyclic number.

It is not a de Polignac number, because 554011261563 - 2⁹ = 554011261051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (554011261553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4263493 + ... + 4391513.

It is an arithmetic number, because the mean of its divisors is an integer number (24918586146).

Almost surely, 2^554011261563 is an apocalyptic number.

554011261563 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

554011261563 is a deficient number, since it is larger than the sum of its proper divisors (243383495109).

554011261563 is a wasteful number, since it uses less digits than its factorization.

554011261563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129695.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 554011261563 in words is "five hundred fifty-four billion, eleven million, two hundred sixty-one thousand, five hundred sixty-three".