40502155304 has 32 divisors (see below), whose sum is σ = 82074300840. Its totient is φ = 18626764800.

The previous prime is 40502155283. The next prime is 40502155349. The reversal of 40502155304 is 40355120504.

It can be written as a sum of positive squares in 4 ways, for example, as 22840276900 + 17661878404 = 151130^2 + 132898^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663737 + ... + 722184.

Almost surely, 2^40502155304 is an apocalyptic number.

It is an amenable number.

40502155304 is an abundant number, since it is smaller than the sum of its proper divisors (41572145536).

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

40502155304 is a wasteful number, since it uses less digits than its factorization.

40502155304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386221 (or 1386217 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 40502155304 its reverse (40355120504), we get a palindrome (80857275808).

The spelling of 40502155304 in words is "forty billion, five hundred two million, one hundred fifty-five thousand, three hundred four".