23541944987061 has 12 divisors (see below), whose sum is σ = 34005959121888. Its totient is φ = 15694201926504.

The previous prime is 23541944987047. The next prime is 23541944987081. The reversal of 23541944987061 is 16078944914532.

23541944987061 is a `hidden beast` number, since 2 + 3 + 5 + 4 + 19 + 4 + 498 + 70 + 61 = 666.

It is not a de Polignac number, because 23541944987061 - 2²¹ = 23541942889909 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 23541944987061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23541944987081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35323585 + ... + 35983878.

It is an arithmetic number, because the mean of its divisors is an integer number (2833829926824).

It is a 1-persistent number, because it is pandigital, but 2⋅23541944987061 = 47083889974122 is not.

Almost surely, 2^{23541944987061} is an apocalyptic number.

It is an amenable number.

23541944987061 is a deficient number, since it is larger than the sum of its proper divisors (10464014134827).

23541944987061 is a wasteful number, since it uses less digits than its factorization.

23541944987061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71344152 (or 71344149 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 23541944987061 in words is "twenty-three trillion, five hundred forty-one billion, nine hundred forty-four million, nine hundred eighty-seven thousand, sixty-one".