549940345148 has 12 divisors (see below), whose sum is σ = 1013048004360. Its totient is φ = 260498058192.

The previous prime is 549940345121. The next prime is 549940345177. The reversal of 549940345148 is 841543049945.

549940345148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 549940345093 and 549940345102.

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, 3618028511 + ... + 3618028662.

It is an arithmetic number, because the mean of its divisors is an integer number (84420667030).

Almost surely, 2^549940345148 is an apocalyptic number.

It is an amenable number.

549940345148 is a deficient number, since it is larger than the sum of its proper divisors (463107659212).

549940345148 is a wasteful number, since it uses less digits than its factorization.

549940345148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7236057196 (or 7236057194 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 56.

The spelling of 549940345148 in words is "five hundred forty-nine billion, nine hundred forty million, three hundred forty-five thousand, one hundred forty-eight".