40025436601 has 32 divisors (see below), whose sum is σ = 44223822720. Its totient is φ = 36128601600.

The previous prime is 40025436587. The next prime is 40025436673. The reversal of 40025436601 is 10663452004.

It is a cyclic number.

It is not a de Polignac number, because 40025436601 - 2⁵ = 40025436569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40025436301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2702346 + ... + 2717116.

It is an arithmetic number, because the mean of its divisors is an integer number (1381994460).

Almost surely, 2^40025436601 is an apocalyptic number.

40025436601 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40025436601 is a deficient number, since it is larger than the sum of its proper divisors (4198386119).

40025436601 is a wasteful number, since it uses less digits than its factorization.

40025436601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14937.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 40025436601 its reverse (10663452004), we get a palindrome (50688888605).

The spelling of 40025436601 in words is "forty billion, twenty-five million, four hundred thirty-six thousand, six hundred one".