54661556036 has 24 divisors (see below), whose sum is σ = 95919828480. Its totient is φ = 27255945600.

The previous prime is 54661556029. The next prime is 54661556099. The reversal of 54661556036 is 63065516645.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5375525 + ... + 5385683.

It is an arithmetic number, because the mean of its divisors is an integer number (3996659520).

Almost surely, 2^54661556036 is an apocalyptic number.

It is an amenable number.

54661556036 is a deficient number, since it is larger than the sum of its proper divisors (41258272444).

54661556036 is a wasteful number, since it uses less digits than its factorization.

54661556036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13715 (or 13713 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 54661556036 in words is "fifty-four billion, six hundred sixty-one million, five hundred fifty-six thousand, thirty-six".