40147730524 has 48 divisors (see below), whose sum is σ = 77176382976. Its totient is φ = 18122817600.

The previous prime is 40147730507. The next prime is 40147730549. The reversal of 40147730524 is 42503774104.

40147730524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40147730524² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11336194 + ... + 11339734.

It is an arithmetic number, because the mean of its divisors is an integer number (1607841312).

Almost surely, 2^40147730524 is an apocalyptic number.

40147730524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40147730524 is a deficient number, since it is larger than the sum of its proper divisors (37028652452).

40147730524 is a wasteful number, since it uses less digits than its factorization.

40147730524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266 (or 5264 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 37.

The spelling of 40147730524 in words is "forty billion, one hundred forty-seven million, seven hundred thirty thousand, five hundred twenty-four".