540155364664 has 8 divisors (see below), whose sum is σ = 1012791308760. Its totient is φ = 270077682328.

The previous prime is 540155364611. The next prime is 540155364673. The reversal of 540155364664 is 466463551045.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33759710284 + ... + 33759710299.

It is an arithmetic number, because the mean of its divisors is an integer number (126598913595).

Almost surely, 2^540155364664 is an apocalyptic number.

It is an amenable number.

540155364664 is a deficient number, since it is larger than the sum of its proper divisors (472635944096).

540155364664 is a wasteful number, since it uses less digits than its factorization.

540155364664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67519420589 (or 67519420585 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 540155364664 in words is "five hundred forty billion, one hundred fifty-five million, three hundred sixty-four thousand, six hundred sixty-four".