513421402611 has 16 divisors (see below), whose sum is σ = 737503189920. Its totient is φ = 315830469120.

The previous prime is 513421402601. The next prime is 513421402621. The reversal of 513421402611 is 116204124315.

It is an interprime number because it is at equal distance from previous prime (513421402601) and next prime (513421402621).

It is not a de Polignac number, because 513421402611 - 2²¹ = 513419305459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513421402601) 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, 2421180 + ... + 2624681.

It is an arithmetic number, because the mean of its divisors is an integer number (46093949370).

Almost surely, 2^513421402611 is an apocalyptic number.

513421402611 is a deficient number, since it is larger than the sum of its proper divisors (224081787309).

513421402611 is a wasteful number, since it uses less digits than its factorization.

513421402611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5048486.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 513421402611 its reverse (116204124315), we get a palindrome (629625526926).

The spelling of 513421402611 in words is "five hundred thirteen billion, four hundred twenty-one million, four hundred two thousand, six hundred eleven".