555140920 has 16 divisors (see below), whose sum is σ = 1249067160. Its totient is φ = 222056352.

The previous prime is 555140897. The next prime is 555140969. The reversal of 555140920 is 29041555.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6939222 + ... + 6939301.

Almost surely, 2^555140920 is an apocalyptic number.

It is an amenable number.

555140920 is an abundant number, since it is smaller than the sum of its proper divisors (693926240).

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

555140920 is a wasteful number, since it uses less digits than its factorization.

555140920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13878534 (or 13878530 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 555140920 is about 23561.4286493837. The cubic root of 555140920 is about 821.8661246999.

The spelling of 555140920 in words is "five hundred fifty-five million, one hundred forty thousand, nine hundred twenty".