40575781914 has 32 divisors (see below), whose sum is σ = 81369415680. Its totient is φ = 13488984432.

The previous prime is 40575781871. The next prime is 40575781919. The reversal of 40575781914 is 41918757504.

It is not an unprimeable number, because it can be changed into a prime (40575781919) 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, 10351647 + ... + 10355565.

It is an arithmetic number, because the mean of its divisors is an integer number (2542794240).

Almost surely, 2^40575781914 is an apocalyptic number.

40575781914 is an abundant number, since it is smaller than the sum of its proper divisors (40793633766).

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

40575781914 is a wasteful number, since it uses less digits than its factorization.

40575781914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8114.

The product of its (nonzero) digits is 1411200, while the sum is 51.

The spelling of 40575781914 in words is "forty billion, five hundred seventy-five million, seven hundred eighty-one thousand, nine hundred fourteen".