40015030426 has 12 divisors (see below), whose sum is σ = 69822145098. Its totient is φ = 17149298712.

The previous prime is 40015030411. The next prime is 40015030453. The reversal of 40015030426 is 62403051004.

It can be written as a sum of positive squares in only one way, i.e., 32730237225 + 7284793201 = 180915^2 + 85351^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40015030426.

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, 204158221 + ... + 204158416.

Almost surely, 2^40015030426 is an apocalyptic number.

40015030426 is a deficient number, since it is larger than the sum of its proper divisors (29807114672).

40015030426 is a wasteful number, since it uses less digits than its factorization.

40015030426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408316653 (or 408316646 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 40015030426 in words is "forty billion, fifteen million, thirty thousand, four hundred twenty-six".