54619559040 has 64 divisors (see below), whose sum is σ = 174099850560. Its totient is φ = 14565215232.

The previous prime is 54619559039. The next prime is 54619559087. The reversal of 54619559040 is 4095591645.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 14221924 + ... + 14225763.

It is an arithmetic number, because the mean of its divisors is an integer number (2720310165).

Almost surely, 2^54619559040 is an apocalyptic number.

It is an amenable number.

54619559040 is an abundant number, since it is smaller than the sum of its proper divisors (119480291520).

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

54619559040 is a wasteful number, since it uses less digits than its factorization.

54619559040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28447709 (or 28447697 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 54619559040 in words is "fifty-four billion, six hundred nineteen million, five hundred fifty-nine thousand, forty".