1953226001928 has 64 divisors (see below), whose sum is σ = 5017049055360. Its totient is φ = 633224894976.

The previous prime is 1953226001917. The next prime is 1953226001971. The reversal of 1953226001928 is 8291006223591.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 1783276 + ... + 2662052.

It is an arithmetic number, because the mean of its divisors is an integer number (78391391490).

Almost surely, 2^{1953226001928} is an apocalyptic number.

It is an amenable number.

1953226001928 is an abundant number, since it is smaller than the sum of its proper divisors (3063823053432).

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

1953226001928 is a wasteful number, since it uses less digits than its factorization.

1953226001928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881326 (or 881322 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 1953226001928 in words is "one trillion, nine hundred fifty-three billion, two hundred twenty-six million, one thousand, nine hundred twenty-eight".