515143143245 has 32 divisors (see below), whose sum is σ = 632787552000. Its totient is φ = 402514675200.

The previous prime is 515143143239. The next prime is 515143143253. The reversal of 515143143245 is 542341341515.

It is not a de Polignac number, because 515143143245 - 2¹⁸ = 515142881101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 515143143199 and 515143143208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12006491 + ... + 12049319.

It is an arithmetic number, because the mean of its divisors is an integer number (19774611000).

Almost surely, 2^515143143245 is an apocalyptic number.

It is an amenable number.

515143143245 is a deficient number, since it is larger than the sum of its proper divisors (117644408755).

515143143245 is a wasteful number, since it uses less digits than its factorization.

515143143245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43253.

The product of its digits is 144000, while the sum is 38.

The spelling of 515143143245 in words is "five hundred fifteen billion, one hundred forty-three million, one hundred forty-three thousand, two hundred forty-five".