8419792352140 has 48 divisors (see below), whose sum is σ = 19041914924928. Its totient is φ = 3108808744704.

The previous prime is 8419792352129. The next prime is 8419792352177. The reversal of 8419792352140 is 412532979148.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

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, 30567069 + ... + 30841291.

It is an arithmetic number, because the mean of its divisors is an integer number (396706560936).

Almost surely, 2^{8419792352140} is an apocalyptic number.

It is an amenable number.

8419792352140 is an abundant number, since it is smaller than the sum of its proper divisors (10622122572788).

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

8419792352140 is a wasteful number, since it uses less digits than its factorization.

8419792352140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392338 (or 392336 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 8419792352140 in words is "eight trillion, four hundred nineteen billion, seven hundred ninety-two million, three hundred fifty-two thousand, one hundred forty".