8148953840 has 40 divisors (see below), whose sum is σ = 18952196208. Its totient is φ = 3258570240.

The previous prime is 8148953837. The next prime is 8148953851. The reversal of 8148953840 is 483598418.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 277460 + ... + 305420.

Almost surely, 2^8148953840 is an apocalyptic number.

8148953840 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8148953840 is an abundant number, since it is smaller than the sum of its proper divisors (10803242368).

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

8148953840 is a wasteful number, since it uses less digits than its factorization.

8148953840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31617 (or 31611 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 50.

The square root of 8148953840 is about 90271.5560960373. The cubic root of 8148953840 is about 2012.3365680845.

The spelling of 8148953840 in words is "eight billion, one hundred forty-eight million, nine hundred fifty-three thousand, eight hundred forty".