513216601642 has 16 divisors (see below), whose sum is σ = 775914876000. Its totient is φ = 254579387920.

The previous prime is 513216601633. The next prime is 513216601643. The reversal of 513216601642 is 246106612315.

It is a super-3 number, since 3×513216601642³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (513216601643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690984 + ... + 1226332.

It is an arithmetic number, because the mean of its divisors is an integer number (48494679750).

Almost surely, 2^513216601642 is an apocalyptic number.

513216601642 is a deficient number, since it is larger than the sum of its proper divisors (262698274358).

513216601642 is a wasteful number, since it uses less digits than its factorization.

513216601642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539141.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 513216601642 in words is "five hundred thirteen billion, two hundred sixteen million, six hundred one thousand, six hundred forty-two".