315512106261006 has 16 divisors (see below), whose sum is σ = 658460047849344. Its totient is φ = 100598062865784.

The previous prime is 315512106260951. The next prime is 315512106261007. The reversal of 315512106261006 is 600162601215513.

It is a super-2 number, since 2×315512106261006² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315512106261007) 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, 1143159805156 + ... + 1143159805431.

It is an arithmetic number, because the mean of its divisors is an integer number (41153752990584).

Almost surely, 2^{315512106261006} is an apocalyptic number.

315512106261006 is an abundant number, since it is smaller than the sum of its proper divisors (342947941588338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315512106261006 is a wasteful number, since it uses less digits than its factorization.

315512106261006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286319610615.

The product of its (nonzero) digits is 64800, while the sum is 39.

Adding to 315512106261006 its reverse (600162601215513), we get a palindrome (915674707476519).

The spelling of 315512106261006 in words is "three hundred fifteen trillion, five hundred twelve billion, one hundred six million, two hundred sixty-one thousand, six".