651233440002 has 16 divisors (see below), whose sum is σ = 1302484851360. Its totient is φ = 217074818112.

The previous prime is 651233440001. The next prime is 651233440019. The reversal of 651233440002 is 200044332156.

It is not an unprimeable number, because it can be changed into a prime (651233440001) 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, 252408 + ... + 1168835.

It is an arithmetic number, because the mean of its divisors is an integer number (81405303210).

Almost surely, 2^651233440002 is an apocalyptic number.

651233440002 is an abundant number, since it is smaller than the sum of its proper divisors (651251411358).

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

651233440002 is a wasteful number, since it uses less digits than its factorization.

651233440002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497617.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 651233440002 its reverse (200044332156), we get a palindrome (851277772158).

The spelling of 651233440002 in words is "six hundred fifty-one billion, two hundred thirty-three million, four hundred forty thousand, two".