54406252563 has 64 divisors (see below), whose sum is σ = 83692224000. Its totient is φ = 31159489536.

The previous prime is 54406252531. The next prime is 54406252573. The reversal of 54406252563 is 36525260445.

It is not a de Polignac number, because 54406252563 - 2⁵ = 54406252531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54406252573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14549148 + ... + 14552886.

It is an arithmetic number, because the mean of its divisors is an integer number (1307691000).

Almost surely, 2^54406252563 is an apocalyptic number.

54406252563 is a deficient number, since it is larger than the sum of its proper divisors (29285971437).

54406252563 is a wasteful number, since it uses less digits than its factorization.

54406252563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 54406252563 in words is "fifty-four billion, four hundred six million, two hundred fifty-two thousand, five hundred sixty-three".