513225314523044 has 24 divisors (see below), whose sum is σ = 898257161036928. Its totient is φ = 256580412395040.

The previous prime is 513225314523041. The next prime is 513225314523101. The reversal of 513225314523044 is 440325413522315.

It is a junction number, because it is equal to n+sod(n) for n = 513225314522986 and 513225314523004.

It is not an unprimeable number, because it can be changed into a prime (513225314523041) 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, 3180483107 + ... + 3180644469.

It is an arithmetic number, because the mean of its divisors is an integer number (37427381709872).

Almost surely, 2^{513225314523044} is an apocalyptic number.

It is an amenable number.

513225314523044 is a deficient number, since it is larger than the sum of its proper divisors (385031846513884).

513225314523044 is a wasteful number, since it uses less digits than its factorization.

513225314523044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256355 (or 256353 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 513225314523044 in words is "five hundred thirteen trillion, two hundred twenty-five billion, three hundred fourteen million, five hundred twenty-three thousand, forty-four".