40519019382 has 32 divisors (see below), whose sum is σ = 81605167200. Its totient is φ = 13411926528.

The previous prime is 40519019381. The next prime is 40519019399. The reversal of 40519019382 is 28391091504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40519019381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1597294 + ... + 1622462.

It is an arithmetic number, because the mean of its divisors is an integer number (2550161475).

Almost surely, 2^40519019382 is an apocalyptic number.

40519019382 is an abundant number, since it is smaller than the sum of its proper divisors (41086147818).

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

40519019382 is a wasteful number, since it uses less digits than its factorization.

40519019382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27040.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 40519019382 in words is "forty billion, five hundred nineteen million, nineteen thousand, three hundred eighty-two".