555140121533212 has 24 divisors (see below), whose sum is σ = 985402609132032. Its totient is φ = 273598299601200.

The previous prime is 555140121533197. The next prime is 555140121533227. The reversal of 555140121533212 is 212335121041555.

It is an interprime number because it is at equal distance from previous prime (555140121533197) and next prime (555140121533227).

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, 221335368 + ... + 223829455.

It is an arithmetic number, because the mean of its divisors is an integer number (41058442047168).

Almost surely, 2^{555140121533212} is an apocalyptic number.

It is an amenable number.

555140121533212 is a deficient number, since it is larger than the sum of its proper divisors (430262487598820).

555140121533212 is a wasteful number, since it uses less digits than its factorization.

555140121533212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445169289 (or 445169287 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

Adding to 555140121533212 its reverse (212335121041555), we get a palindrome (767475242574767).

The spelling of 555140121533212 in words is "five hundred fifty-five trillion, one hundred forty billion, one hundred twenty-one million, five hundred thirty-three thousand, two hundred twelve".