8140741344 has 72 divisors (see below), whose sum is σ = 23159950632. Its totient is φ = 2712441600.

The previous prime is 8140741291. The next prime is 8140741423. The reversal of 8140741344 is 4431470418.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 8140741299 and 8140741308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 946407 + ... + 954969.

It is an arithmetic number, because the mean of its divisors is an integer number (321665981).

Almost surely, 2^8140741344 is an apocalyptic number.

It is an amenable number.

8140741344 is an abundant number, since it is smaller than the sum of its proper divisors (15019209288).

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

8140741344 is a wasteful number, since it uses less digits than its factorization.

8140741344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11880 (or 11869 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 8140741344 is about 90226.0569015404. The cubic root of 8140741344 is about 2011.6603315526.

The spelling of 8140741344 in words is "eight billion, one hundred forty million, seven hundred forty-one thousand, three hundred forty-four".