650013321402 has 24 divisors (see below), whose sum is σ = 1427654832084. Its totient is φ = 213703009344.

The previous prime is 650013321337. The next prime is 650013321407. The reversal of 650013321402 is 204123310056.

650013321402 is a `hidden beast` number, since 6 + 500 + 13 + 3 + 2 + 140 + 2 = 666.

650013321402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 635430585321 + 14582736081 = 797139^2 + 120759^2 .

It is not an unprimeable number, because it can be changed into a prime (650013321407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247340133 + ... + 247342760.

Almost surely, 2^650013321402 is an apocalyptic number.

650013321402 is an abundant number, since it is smaller than the sum of its proper divisors (777641510682).

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

650013321402 is a wasteful number, since it uses less digits than its factorization.

650013321402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494682974 (or 494682971 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 650013321402 its reverse (204123310056), we get a palindrome (854136631458).

The spelling of 650013321402 in words is "six hundred fifty billion, thirteen million, three hundred twenty-one thousand, four hundred two".