11634554061 has 48 divisors (see below), whose sum is σ = 19179224064. Its totient is φ = 6732790272.

The previous prime is 11634554047. The next prime is 11634554081. The reversal of 11634554061 is 16045543611.

11634554061 is a `hidden beast` number, since 1 + 16 + 3 + 45 + 540 + 61 = 666.

It is not a de Polignac number, because 11634554061 - 2¹³ = 11634545869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11634554081) 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 47 ways as a sum of consecutive naturals, for example, 3672100 + ... + 3675266.

It is an arithmetic number, because the mean of its divisors is an integer number (399567168).

Almost surely, 2^11634554061 is an apocalyptic number.

It is an amenable number.

11634554061 is a deficient number, since it is larger than the sum of its proper divisors (7544670003).

11634554061 is a wasteful number, since it uses less digits than its factorization.

11634554061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050 (or 5047 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 11634554061 in words is "eleven billion, six hundred thirty-four million, five hundred fifty-four thousand, sixty-one".