511452454252315 has 32 divisors (see below), whose sum is σ = 630045986472000. Its totient is φ = 398336329236480.

The previous prime is 511452454252309. The next prime is 511452454252319. The reversal of 511452454252315 is 513252454254115.

It is not a de Polignac number, because 511452454252315 - 2⁵ = 511452454252283 is a prime.

It is a super-2 number, since 2×511452454252315² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (511452454252319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226312251 + ... + 228561019.

It is an arithmetic number, because the mean of its divisors is an integer number (19688937077250).

Almost surely, 2^{511452454252315} is an apocalyptic number.

511452454252315 is a deficient number, since it is larger than the sum of its proper divisors (118593532219685).

511452454252315 is a wasteful number, since it uses less digits than its factorization.

511452454252315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251167.

The product of its digits is 4800000, while the sum is 49.

The spelling of 511452454252315 in words is "five hundred eleven trillion, four hundred fifty-two billion, four hundred fifty-four million, two hundred fifty-two thousand, three hundred fifteen".