54515541003640 has 32 divisors (see below), whose sum is σ = 122663430630000. Its totient is φ = 21805600690944.

The previous prime is 54515541003631. The next prime is 54515541003643. The reversal of 54515541003640 is 4630014551545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54515541003643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17805270 + ... + 20641189.

Almost surely, 2^{54515541003640} is an apocalyptic number.

It is an amenable number.

54515541003640 is an abundant number, since it is smaller than the sum of its proper divisors (68147889626360).

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

54515541003640 is a wasteful number, since it uses less digits than its factorization.

54515541003640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38481919 (or 38481915 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 54515541003640 in words is "fifty-four trillion, five hundred fifteen billion, five hundred forty-one million, three thousand, six hundred forty".