513042154132 has 24 divisors (see below), whose sum is σ = 914903447976. Its totient is φ = 251642646528.

The previous prime is 513042154091. The next prime is 513042154147. The reversal of 513042154132 is 231451240315.

It can be written as a sum of positive squares in 4 ways, for example, as 24726304516 + 488315849616 = 157246^2 + 698796^2 .

It is a junction number, because it is equal to n+sod(n) for n = 513042154094 and 513042154103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1233348 + ... + 1596004.

It is an arithmetic number, because the mean of its divisors is an integer number (38120976999).

Almost surely, 2^513042154132 is an apocalyptic number.

It is an amenable number.

513042154132 is a deficient number, since it is larger than the sum of its proper divisors (401861293844).

513042154132 is a wasteful number, since it uses less digits than its factorization.

513042154132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369387 (or 369385 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 513042154132 its reverse (231451240315), we get a palindrome (744493394447).

The spelling of 513042154132 in words is "five hundred thirteen billion, forty-two million, one hundred fifty-four thousand, one hundred thirty-two".