40553806065061 has 16 divisors (see below), whose sum is σ = 40781173688640. Its totient is φ = 40327245319680.

The previous prime is 40553806065049. The next prime is 40553806065103. The reversal of 40553806065061 is 16056060835504.

It is a cyclic number.

It is not a de Polignac number, because 40553806065061 - 2¹⁵ = 40553806032293 is a prime.

It is a super-2 number, since 2×40553806065061² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40553806064996 and 40553806065014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40553806005061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175923285 + ... + 176153653.

It is an arithmetic number, because the mean of its divisors is an integer number (2548823355540).

Almost surely, 2^{40553806065061} is an apocalyptic number.

It is an amenable number.

40553806065061 is a deficient number, since it is larger than the sum of its proper divisors (227367623579).

40553806065061 is a wasteful number, since it uses less digits than its factorization.

40553806065061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232116.

The product of its (nonzero) digits is 2592000, while the sum is 49.

The spelling of 40553806065061 in words is "forty trillion, five hundred fifty-three billion, eight hundred six million, sixty-five thousand, sixty-one".