540673855 has 4 divisors (see below), whose sum is σ = 648808632. Its totient is φ = 432539080.

The previous prime is 540673813. The next prime is 540673877. The reversal of 540673855 is 558376045.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 540673855 - 2¹⁹ = 540149567 is a prime.

It is a super-2 number, since 2×540673855² = 584656434961122050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54067381 + ... + 54067390.

It is an arithmetic number, because the mean of its divisors is an integer number (162202158).

Almost surely, 2^540673855 is an apocalyptic number.

540673855 is a deficient number, since it is larger than the sum of its proper divisors (108134777).

540673855 is a wasteful number, since it uses less digits than its factorization.

540673855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108134776.

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 540673855 is about 23252.3946078678. The cubic root of 540673855 is about 814.6638708244.

The spelling of 540673855 in words is "five hundred forty million, six hundred seventy-three thousand, eight hundred fifty-five".