54662021905623 has 32 divisors (see below), whose sum is σ = 79840357344000. Its totient is φ = 32990187763200.

The previous prime is 54662021905591. The next prime is 54662021905643. The reversal of 54662021905623 is 32650912026645.

It is not a de Polignac number, because 54662021905623 - 2⁵ = 54662021905591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54662021905643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 460411393 + ... + 460530101.

It is an arithmetic number, because the mean of its divisors is an integer number (2495011167000).

Almost surely, 2^{54662021905623} is an apocalyptic number.

54662021905623 is a deficient number, since it is larger than the sum of its proper divisors (25178335438377).

54662021905623 is a wasteful number, since it uses less digits than its factorization.

54662021905623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176863.

The product of its (nonzero) digits is 4665600, while the sum is 51.

The spelling of 54662021905623 in words is "fifty-four trillion, six hundred sixty-two billion, twenty-one million, nine hundred five thousand, six hundred twenty-three".