40000080072000 has 112 divisors (see below), whose sum is σ = 132080264476992. Its totient is φ = 10666688012800.

The previous prime is 40000080071989. The next prime is 40000080072049. The reversal of 40000080072000 is 27008000004.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 833311002 + ... + 833359001.

Almost surely, 2^{40000080072000} is an apocalyptic number.

40000080072000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40000080072000 is an abundant number, since it is smaller than the sum of its proper divisors (92080184404992).

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

40000080072000 is a wasteful number, since it uses less digits than its factorization.

40000080072000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666670033 (or 1666670013 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

Adding to 40000080072000 its reverse (27008000004), we get a palindrome (40027088072004).

The spelling of 40000080072000 in words is "forty trillion, eighty million, seventy-two thousand".