651652060220 has 48 divisors (see below), whose sum is σ = 1564334106048. Its totient is φ = 223370826240.

The previous prime is 651652060217. The next prime is 651652060243. The reversal of 651652060220 is 22060256156.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48200 + ... + 1142640.

It is an arithmetic number, because the mean of its divisors is an integer number (32590293876).

Almost surely, 2^651652060220 is an apocalyptic number.

It is an amenable number.

651652060220 is an abundant number, since it is smaller than the sum of its proper divisors (912682045828).

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

651652060220 is a wasteful number, since it uses less digits than its factorization.

651652060220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098710 (or 1098708 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 651652060220 in words is "six hundred fifty-one billion, six hundred fifty-two million, sixty thousand, two hundred twenty".