512150139548 has 24 divisors (see below), whose sum is σ = 902953389072. Its totient is φ = 254167611264.

The previous prime is 512150139541. The next prime is 512150139581. The reversal of 512150139548 is 845931051215.

It is a junction number, because it is equal to n+sod(n) for n = 512150139499 and 512150139508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512150139541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25265 + ... + 1012392.

It is an arithmetic number, because the mean of its divisors is an integer number (37623057878).

Almost surely, 2^512150139548 is an apocalyptic number.

It is an amenable number.

512150139548 is a deficient number, since it is larger than the sum of its proper divisors (390803249524).

512150139548 is a wasteful number, since it uses less digits than its factorization.

512150139548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038581 (or 1038579 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 44.

The spelling of 512150139548 in words is "five hundred twelve billion, one hundred fifty million, one hundred thirty-nine thousand, five hundred forty-eight".