51346111713513 has 8 divisors (see below), whose sum is σ = 68461562332800. Its totient is φ = 34230701118288.

The previous prime is 51346111713497. The next prime is 51346111713551. The reversal of 51346111713513 is 31531711164315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51346111713513 - 2⁴ = 51346111713497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51346111713613) 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, 6872433 + ... + 12244286.

It is an arithmetic number, because the mean of its divisors is an integer number (8557695291600).

Almost surely, 2^{51346111713513} is an apocalyptic number.

It is an amenable number.

51346111713513 is a deficient number, since it is larger than the sum of its proper divisors (17115450619287).

51346111713513 is a wasteful number, since it uses less digits than its factorization.

51346111713513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20012031.

The product of its digits is 113400, while the sum is 42.

Adding to 51346111713513 its reverse (31531711164315), we get a palindrome (82877822877828).

The spelling of 51346111713513 in words is "fifty-one trillion, three hundred forty-six billion, one hundred eleven million, seven hundred thirteen thousand, five hundred thirteen".