651545545098 has 32 divisors (see below), whose sum is σ = 1540600306560. Its totient is φ = 179736701760.

The previous prime is 651545545087. The next prime is 651545545111. The reversal of 651545545098 is 890545545156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267464113 + ... + 267466548.

It is an arithmetic number, because the mean of its divisors is an integer number (48143759580).

Almost surely, 2^651545545098 is an apocalyptic number.

651545545098 is an abundant number, since it is smaller than the sum of its proper divisors (889054761462).

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

651545545098 is a wasteful number, since it uses less digits than its factorization.

651545545098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534930702.

The product of its (nonzero) digits is 21600000, while the sum is 57.

The spelling of 651545545098 in words is "six hundred fifty-one billion, five hundred forty-five million, five hundred forty-five thousand, ninety-eight".