513131214524454 has 24 divisors (see below), whose sum is σ = 1152961494364680. Its totient is φ = 171043738174656.

The previous prime is 513131214524429. The next prime is 513131214524527. The reversal of 513131214524454 is 454425412131315.

513131214524454 is a `hidden beast` number, since 5 + 1 + 3 + 1 + 31 + 2 + 145 + 24 + 454 = 666.

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 in 11 ways as a sum of consecutive naturals, for example, 527912771659 + ... + 527912772630.

It is an arithmetic number, because the mean of its divisors is an integer number (48040062265195).

Almost surely, 2^{513131214524454} is an apocalyptic number.

513131214524454 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

513131214524454 is an abundant number, since it is smaller than the sum of its proper divisors (639830279840226).

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

513131214524454 is a wasteful number, since it uses less digits than its factorization.

513131214524454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055825544306 (or 1055825544294 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

Adding to 513131214524454 its reverse (454425412131315), we get a palindrome (967556626655769).

The spelling of 513131214524454 in words is "five hundred thirteen trillion, one hundred thirty-one billion, two hundred fourteen million, five hundred twenty-four thousand, four hundred fifty-four".