11655142541 has 8 divisors (see below), whose sum is σ = 13360407744. Its totient is φ = 9959938560.

The previous prime is 11655142519. The next prime is 11655142549. The reversal of 11655142541 is 14524155611.

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 11655142541 - 2²² = 11650948237 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 (11655142549) 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 7 ways as a sum of consecutive naturals, for example, 2512820 + ... + 2517453.

It is an arithmetic number, because the mean of its divisors is an integer number (1670050968).

Almost surely, 2^11655142541 is an apocalyptic number.

It is an amenable number.

11655142541 is a deficient number, since it is larger than the sum of its proper divisors (1705265203).

11655142541 is an equidigital number, since it uses as much as digits as its factorization.

11655142541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5030611.

The product of its digits is 24000, while the sum is 35.

The spelling of 11655142541 in words is "eleven billion, six hundred fifty-five million, one hundred forty-two thousand, five hundred forty-one".