514941008640 has 72 divisors (see below), whose sum is σ = 1644592858608. Its totient is φ = 137317601280.

The previous prime is 514941008623. The next prime is 514941008731. The reversal of 514941008640 is 46800149415.

It is a junction number, because it is equal to n+sod(n) for n = 514941008592 and 514941008601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67045771 + ... + 67053450.

Almost surely, 2^514941008640 is an apocalyptic number.

It is an amenable number.

514941008640 is an abundant number, since it is smaller than the sum of its proper divisors (1129651849968).

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

514941008640 is a wasteful number, since it uses less digits than its factorization.

514941008640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134099245 (or 134099231 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 514941008640 in words is "five hundred fourteen billion, nine hundred forty-one million, eight thousand, six hundred forty".