512093953540 has 48 divisors (see below), whose sum is σ = 1158931453680. Its totient is φ = 188948390400.

The previous prime is 512093953537. The next prime is 512093953541. The reversal of 512093953540 is 45359390215.

It can be written as a sum of positive squares in 8 ways, for example, as 9858106944 + 502235846596 = 99288^2 + 708686^2 .

It is not an unprimeable number, because it can be changed into a prime (512093953541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317611 + ... + 1060690.

It is an arithmetic number, because the mean of its divisors is an integer number (24144405285).

Almost surely, 2^512093953540 is an apocalyptic number.

It is an amenable number.

512093953540 is an abundant number, since it is smaller than the sum of its proper divisors (646837500140).

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

512093953540 is a wasteful number, since it uses less digits than its factorization.

512093953540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379752 (or 1379750 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 46.

The spelling of 512093953540 in words is "five hundred twelve billion, ninety-three million, nine hundred fifty-three thousand, five hundred forty".