651052523030 has 64 divisors (see below), whose sum is σ = 1477510651008. Its totient is φ = 201021834240.

The previous prime is 651052522993. The next prime is 651052523101. The reversal of 651052523030 is 30325250156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8687597 + ... + 8762216.

It is an arithmetic number, because the mean of its divisors is an integer number (23086103922).

Almost surely, 2^651052523030 is an apocalyptic number.

651052523030 is an abundant number, since it is smaller than the sum of its proper divisors (826458127978).

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

651052523030 is a wasteful number, since it uses less digits than its factorization.

651052523030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17449881.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 651052523030 its reverse (30325250156), we get a palindrome (681377773186).

The spelling of 651052523030 in words is "six hundred fifty-one billion, fifty-two million, five hundred twenty-three thousand, thirty".