40369783732 has 24 divisors (see below), whose sum is σ = 75058459560. Its totient is φ = 18962133120.

The previous prime is 40369783693. The next prime is 40369783763. The reversal of 40369783732 is 23738796304.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27210481936 + 13159301796 = 164956^2 + 114714^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 40369783732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4698619 + ... + 4707202.

It is an arithmetic number, because the mean of its divisors is an integer number (3127435815).

Almost surely, 2^40369783732 is an apocalyptic number.

It is an amenable number.

40369783732 is a deficient number, since it is larger than the sum of its proper divisors (34688675828).

40369783732 is a wasteful number, since it uses less digits than its factorization.

40369783732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9405891 (or 9405889 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 40369783732 in words is "forty billion, three hundred sixty-nine million, seven hundred eighty-three thousand, seven hundred thirty-two".