540454112194 has 12 divisors (see below), whose sum is σ = 847460655846. Its totient is φ = 258478053152.

The previous prime is 540454112173. The next prime is 540454112227. The reversal of 540454112194 is 491211454045.

It can be written as a sum of positive squares in only one way, i.e., 520543491169 + 19910621025 = 721487^2 + 141105^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 255412039 + ... + 255414154.

Almost surely, 2^540454112194 is an apocalyptic number.

540454112194 is a deficient number, since it is larger than the sum of its proper divisors (307006543652).

540454112194 is a wasteful number, since it uses less digits than its factorization.

540454112194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510826241 (or 510826218 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 540454112194 in words is "five hundred forty billion, four hundred fifty-four million, one hundred twelve thousand, one hundred ninety-four".