40285053940656 has 320 divisors, whose sum is σ = 122612868845568. Its totient is φ = 11159362289664.

The previous prime is 40285053940591. The next prime is 40285053940669. The reversal of 40285053940656 is 65604935058204.

It is a junction number, because it is equal to n+sod(n) for n = 40285053940596 and 40285053940605.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 756741816 + ... + 756795048.

Almost surely, 2^{40285053940656} 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 40285053940656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61306434422784).

40285053940656 is an abundant number, since it is smaller than the sum of its proper divisors (82327814904912).

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

40285053940656 is a wasteful number, since it uses less digits than its factorization.

40285053940656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53748 (or 53742 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 57.

The spelling of 40285053940656 in words is "forty trillion, two hundred eighty-five billion, fifty-three million, nine hundred forty thousand, six hundred fifty-six".