1544135113641 has 32 divisors (see below), whose sum is σ = 2294813030400. Its totient is φ = 917826750720.

The previous prime is 1544135113561. The next prime is 1544135113673. The reversal of 1544135113641 is 1463115314451.

It is not a de Polignac number, because 1544135113641 - 2¹⁹ = 1544134589353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1544135113641.

It is not an unprimeable number, because it can be changed into a prime (1544135113541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26598156 + ... + 26656146.

It is an arithmetic number, because the mean of its divisors is an integer number (71712907200).

Almost surely, 2^{1544135113641} is an apocalyptic number.

It is an amenable number.

1544135113641 is a deficient number, since it is larger than the sum of its proper divisors (750677916759).

1544135113641 is a wasteful number, since it uses less digits than its factorization.

1544135113641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85509.

The product of its digits is 86400, while the sum is 39.

The spelling of 1544135113641 in words is "one trillion, five hundred forty-four billion, one hundred thirty-five million, one hundred thirteen thousand, six hundred forty-one".