40004367004 has 24 divisors (see below), whose sum is σ = 80022763520. Its totient is φ = 17141722416.

The previous prime is 40004366977. The next prime is 40004367049. The reversal of 40004367004 is 40076340004.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 41149 + ... + 285835.

Almost surely, 2^40004367004 is an apocalyptic number.

It is an amenable number.

40004367004 is an abundant number, since it is smaller than the sum of its proper divisors (40018396516).

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

40004367004 is a wasteful number, since it uses less digits than its factorization.

40004367004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250537 (or 250535 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The spelling of 40004367004 in words is "forty billion, four million, three hundred sixty-seven thousand, four".