40067037036672 has 128 divisors (see below), whose sum is σ = 107743662432000. Its totient is φ = 13190684304384.

The previous prime is 40067037036659. The next prime is 40067037036737. The reversal of 40067037036672 is 27663073076004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103677979 + ... + 104063717.

It is an arithmetic number, because the mean of its divisors is an integer number (841747362750).

Almost surely, 2^{40067037036672} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40067037036672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53871831216000).

40067037036672 is an abundant number, since it is smaller than the sum of its proper divisors (67676625395328).

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

40067037036672 is a wasteful number, since it uses less digits than its factorization.

40067037036672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389098 (or 389086 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 51.

The spelling of 40067037036672 in words is "forty trillion, sixty-seven billion, thirty-seven million, thirty-six thousand, six hundred seventy-two".