521146645314 has 32 divisors (see below), whose sum is σ = 1097844295680. Its totient is φ = 164468605392.

The previous prime is 521146645307. The next prime is 521146645321. The reversal of 521146645314 is 413546641125.

It is an interprime number because it is at equal distance from previous prime (521146645307) and next prime (521146645321).

It is a super-2 number, since 2×521146645314² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1263462 + ... + 1624385.

It is an arithmetic number, because the mean of its divisors is an integer number (34307634240).

Almost surely, 2^521146645314 is an apocalyptic number.

521146645314 is an abundant number, since it is smaller than the sum of its proper divisors (576697650366).

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

521146645314 is a wasteful number, since it uses less digits than its factorization.

521146645314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889454.

The product of its digits is 345600, while the sum is 42.

The spelling of 521146645314 in words is "five hundred twenty-one billion, one hundred forty-six million, six hundred forty-five thousand, three hundred fourteen".