516025277040 has 320 divisors, whose sum is σ = 1970795860992. Its totient is φ = 108767232000.

The previous prime is 516025277029. The next prime is 516025277063. The reversal of 516025277040 is 40772520615.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 516025277040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22942600 + ... + 22965080.

Almost surely, 2^516025277040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 516025277040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (985397930496).

516025277040 is an abundant number, since it is smaller than the sum of its proper divisors (1454770583952).

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

516025277040 is a wasteful number, since it uses less digits than its factorization.

516025277040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23568 (or 23562 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

Adding to 516025277040 its reverse (40772520615), we get a palindrome (556797797655).

The spelling of 516025277040 in words is "five hundred sixteen billion, twenty-five million, two hundred seventy-seven thousand, forty".