513077757736989 has 16 divisors (see below), whose sum is σ = 689552089074560. Its totient is φ = 339334537913280.

The previous prime is 513077757736931. The next prime is 513077757736991. The reversal of 513077757736989 is 989637757770315.

It is not a de Polignac number, because 513077757736989 - 2⁹ = 513077757736477 is a prime.

It is a super-2 number, since 2×513077757736989² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513077757732989) 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, 862885894 + ... + 863480295.

It is an arithmetic number, because the mean of its divisors is an integer number (43097005567160).

Almost surely, 2^{513077757736989} is an apocalyptic number.

It is an amenable number.

513077757736989 is a deficient number, since it is larger than the sum of its proper divisors (176474331337571).

513077757736989 is a wasteful number, since it uses less digits than its factorization.

513077757736989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726366980.

The product of its (nonzero) digits is 14702763600, while the sum is 84.

The spelling of 513077757736989 in words is "five hundred thirteen trillion, seventy-seven billion, seven hundred fifty-seven million, seven hundred thirty-six thousand, nine hundred eighty-nine".