514125420144454 has 4 divisors (see below), whose sum is σ = 771188130216684. Its totient is φ = 257062710072226.

The previous prime is 514125420144421. The next prime is 514125420144503. The reversal of 514125420144454 is 454441024521415.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×514125420144454² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128531355036112 + ... + 128531355036115.

It is an arithmetic number, because the mean of its divisors is an integer number (192797032554171).

Almost surely, 2^{514125420144454} is an apocalyptic number.

514125420144454 is a deficient number, since it is larger than the sum of its proper divisors (257062710072230).

514125420144454 is a wasteful number, since it uses less digits than its factorization.

514125420144454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257062710072229.

The product of its (nonzero) digits is 2048000, while the sum is 46.

Adding to 514125420144454 its reverse (454441024521415), we get a palindrome (968566444665869).

The spelling of 514125420144454 in words is "five hundred fourteen trillion, one hundred twenty-five billion, four hundred twenty million, one hundred forty-four thousand, four hundred fifty-four".