40063232017728 has 140 divisors (see below), whose sum is σ = 122855142226740. Its totient is φ = 12893913704448.

The previous prime is 40063232017717. The next prime is 40063232017741. The reversal of 40063232017728 is 82771023236004.

40063232017728 is a `hidden beast` number, since 4 + 0 + 0 + 632 + 3 + 2 + 0 + 1 + 7 + 7 + 2 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12548087659584 + 27515144358144 = 3542328^2 + 5245488^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 133095301 + ... + 133395972.

It is an arithmetic number, because the mean of its divisors is an integer number (877536730191).

Almost surely, 2^{40063232017728} is an apocalyptic number.

40063232017728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40063232017728 is an abundant number, since it is smaller than the sum of its proper divisors (82791910209012).

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

40063232017728 is a wasteful number, since it uses less digits than its factorization.

40063232017728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266491326 (or 266491307 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 40063232017728 in words is "forty trillion, sixty-three billion, two hundred thirty-two million, seventeen thousand, seven hundred twenty-eight".