40524700072 has 24 divisors (see below), whose sum is σ = 76107723210. Its totient is φ = 20229360800.

The previous prime is 40524700049. The next prime is 40524700087. The reversal of 40524700072 is 27000742504.

It can be written as a sum of positive squares in only one way, i.e., 20630725956 + 19893974116 = 143634^2 + 141046^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3342822 + ... + 3354922.

Almost surely, 2^40524700072 is an apocalyptic number.

It is an amenable number.

40524700072 is a deficient number, since it is larger than the sum of its proper divisors (35583023138).

40524700072 is an equidigital number, since it uses as much as digits as its factorization.

40524700072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13401 (or 12750 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 31.

The spelling of 40524700072 in words is "forty billion, five hundred twenty-four million, seven hundred thousand, seventy-two".