512351030135454 has 16 divisors (see below), whose sum is σ = 1026430057006992. Its totient is φ = 170495677255808.

The previous prime is 512351030135453. The next prime is 512351030135471. The reversal of 512351030135454 is 454531030153215.

It is a super-2 number, since 2×512351030135454² (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 (512351030135453) 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, 71999860149 + ... + 71999867264.

It is an arithmetic number, because the mean of its divisors is an integer number (64151878562937).

Almost surely, 2^{512351030135454} is an apocalyptic number.

512351030135454 is an abundant number, since it is smaller than the sum of its proper divisors (514079026871538).

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

512351030135454 is a wasteful number, since it uses less digits than its factorization.

512351030135454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143999728011.

The product of its (nonzero) digits is 540000, while the sum is 42.

Adding to 512351030135454 its reverse (454531030153215), we get a palindrome (966882060288669).

The spelling of 512351030135454 in words is "five hundred twelve trillion, three hundred fifty-one billion, thirty million, one hundred thirty-five thousand, four hundred fifty-four".