513216054140 has 12 divisors (see below), whose sum is σ = 1077753713736. Its totient is φ = 205286421648.

The previous prime is 513216054119. The next prime is 513216054161. The reversal of 513216054140 is 41450612315.

It is an interprime number because it is at equal distance from previous prime (513216054119) and next prime (513216054161).

It is a super-2 number, since 2×513216054140² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 513216054097 and 513216054106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12830401334 + ... + 12830401373.

It is an arithmetic number, because the mean of its divisors is an integer number (89812809478).

Almost surely, 2^513216054140 is an apocalyptic number.

It is an amenable number.

513216054140 is an abundant number, since it is smaller than the sum of its proper divisors (564537659596).

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

513216054140 is a wasteful number, since it uses less digits than its factorization.

513216054140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25660802716 (or 25660802714 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 513216054140 its reverse (41450612315), we get a palindrome (554666666455).

The spelling of 513216054140 in words is "five hundred thirteen billion, two hundred sixteen million, fifty-four thousand, one hundred forty".