521324614045 has 8 divisors (see below), whose sum is σ = 625603476960. Its totient is φ = 417050397840.

The previous prime is 521324614043. The next prime is 521324614093. The reversal of 521324614045 is 540416423125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 521324614045 - 2¹ = 521324614043 is a prime.

It is a super-2 number, since 2×521324614045² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 521324613995 and 521324614013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (521324614043) 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, 909891 + ... + 1367680.

It is an arithmetic number, because the mean of its divisors is an integer number (78200434620).

Almost surely, 2^521324614045 is an apocalyptic number.

It is an amenable number.

521324614045 is a deficient number, since it is larger than the sum of its proper divisors (104278862915).

521324614045 is a wasteful number, since it uses less digits than its factorization.

521324614045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323355.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 521324614045 in words is "five hundred twenty-one billion, three hundred twenty-four million, six hundred fourteen thousand, forty-five".