40523512061 has 8 divisors (see below), whose sum is σ = 41300784000. Its totient is φ = 39751976880.

The previous prime is 40523511997. The next prime is 40523512069. The reversal of 40523512061 is 16021532504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40523512061 - 2⁶ = 40523511997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40523512069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1419926 + ... + 1448183.

It is an arithmetic number, because the mean of its divisors is an integer number (5162598000).

Almost surely, 2^40523512061 is an apocalyptic number.

It is an amenable number.

40523512061 is a deficient number, since it is larger than the sum of its proper divisors (777271939).

40523512061 is a wasteful number, since it uses less digits than its factorization.

40523512061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868379.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 40523512061 in words is "forty billion, five hundred twenty-three million, five hundred twelve thousand, sixty-one".