54412531646 has 32 divisors (see below), whose sum is σ = 90493708032. Its totient is φ = 24329828160.

The previous prime is 54412531627. The next prime is 54412531651. The reversal of 54412531646 is 64613521445.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1046210 + ... + 1096986.

It is an arithmetic number, because the mean of its divisors is an integer number (2827928376).

Almost surely, 2^54412531646 is an apocalyptic number.

54412531646 is a deficient number, since it is larger than the sum of its proper divisors (36081176386).

54412531646 is a wasteful number, since it uses less digits than its factorization.

54412531646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51584.

The product of its digits is 345600, while the sum is 41.

The spelling of 54412531646 in words is "fifty-four billion, four hundred twelve million, five hundred thirty-one thousand, six hundred forty-six".