40265585163648 has 256 divisors, whose sum is σ = 128040975115200. Its totient is φ = 12383594496000.

The previous prime is 40265585163631. The next prime is 40265585163707. The reversal of 40265585163648 is 84636158556204.

40265585163648 is a `hidden beast` number, since 4 + 0 + 2 + 6 + 5 + 58 + 516 + 3 + 64 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95981548 + ... + 96400148.

Almost surely, 2^{40265585163648} is an apocalyptic number.

40265585163648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40265585163648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64020487557600).

40265585163648 is an abundant number, since it is smaller than the sum of its proper divisors (87775389951552).

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

40265585163648 is a wasteful number, since it uses less digits than its factorization.

40265585163648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420778 (or 420760 counting only the distinct ones).

The product of its (nonzero) digits is 165888000, while the sum is 63.

The spelling of 40265585163648 in words is "forty trillion, two hundred sixty-five billion, five hundred eighty-five million, one hundred sixty-three thousand, six hundred forty-eight".