4000067007040 has 56 divisors (see below), whose sum is σ = 10257864152760. Its totient is φ = 1476947816448.

The previous prime is 4000067007017. The next prime is 4000067007043. The reversal of 4000067007040 is 407007600004.

It can be written as a sum of positive squares in 4 ways, for example, as 468644299776 + 3531422707264 = 684576^2 + 1879208^2 .

It is not an unprimeable number, because it can be changed into a prime (4000067007043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480773125 + ... + 480781444.

It is an arithmetic number, because the mean of its divisors is an integer number (183176145585).

Almost surely, 2^{4000067007040} is an apocalyptic number.

4000067007040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000067007040 is an abundant number, since it is smaller than the sum of its proper divisors (6257797145720).

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

4000067007040 is a wasteful number, since it uses less digits than its factorization.

4000067007040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961554599 (or 961554589 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The spelling of 4000067007040 in words is "four trillion, sixty-seven million, seven thousand, forty".