513046154420 has 48 divisors (see below), whose sum is σ = 1183410829440. Its totient is φ = 185964552576.

The previous prime is 513046154371. The next prime is 513046154429. The reversal of 513046154420 is 24451640315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513046154429) 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, 29341727 + ... + 29359206.

It is an arithmetic number, because the mean of its divisors is an integer number (24654392280).

Almost surely, 2^513046154420 is an apocalyptic number.

It is an amenable number.

513046154420 is an abundant number, since it is smaller than the sum of its proper divisors (670364675020).

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

513046154420 is a wasteful number, since it uses less digits than its factorization.

513046154420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58700984 (or 58700982 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 513046154420 its reverse (24451640315), we get a palindrome (537497794735).

The spelling of 513046154420 in words is "five hundred thirteen billion, forty-six million, one hundred fifty-four thousand, four hundred twenty".