23405461132064 has 24 divisors (see below), whose sum is σ = 50268547204848. Its totient is φ = 10638845968960.

The previous prime is 23405461132063. The next prime is 23405461132073. The reversal of 23405461132064 is 46023116450432.

It is a super-2 number, since 2×23405461132064² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23405461132063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33246393302 + ... + 33246394005.

It is an arithmetic number, because the mean of its divisors is an integer number (2094522800202).

Almost surely, 2^{23405461132064} is an apocalyptic number.

It is an amenable number.

23405461132064 is an abundant number, since it is smaller than the sum of its proper divisors (26863086072784).

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

23405461132064 is a wasteful number, since it uses less digits than its factorization.

23405461132064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66492787328 (or 66492787320 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 23405461132064 its reverse (46023116450432), we get a palindrome (69428577582496).

The spelling of 23405461132064 in words is "twenty-three trillion, four hundred five billion, four hundred sixty-one million, one hundred thirty-two thousand, sixty-four".