541728244878320 has 40 divisors (see below), whose sum is σ = 1288809289567536. Its totient is φ = 211651965439488.

The previous prime is 541728244878319. The next prime is 541728244878427. The reversal of 541728244878320 is 23878442827145.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

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, 78739567037 + ... + 78739573916.

Almost surely, 2^{541728244878320} is an apocalyptic number.

It is an amenable number.

541728244878320 is an abundant number, since it is smaller than the sum of its proper divisors (747081044689216).

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

541728244878320 is a wasteful number, since it uses less digits than its factorization.

541728244878320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157479141009 (or 157479141003 counting only the distinct ones).

The product of its (nonzero) digits is 192675840, while the sum is 65.

The spelling of 541728244878320 in words is "five hundred forty-one trillion, seven hundred twenty-eight billion, two hundred forty-four million, eight hundred seventy-eight thousand, three hundred twenty".