54661908534 has 32 divisors (see below), whose sum is σ = 111227437440. Its totient is φ = 17903647872.

The previous prime is 54661908467. The next prime is 54661908541. The reversal of 54661908534 is 43580916645.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 768462 + ... + 836574.

It is an arithmetic number, because the mean of its divisors is an integer number (3475857420).

Almost surely, 2^54661908534 is an apocalyptic number.

54661908534 is an abundant number, since it is smaller than the sum of its proper divisors (56565528906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54661908534 is a wasteful number, since it uses less digits than its factorization.

54661908534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70444.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 54661908534 in words is "fifty-four billion, six hundred sixty-one million, nine hundred eight thousand, five hundred thirty-four".