1541540000001 has 32 divisors (see below), whose sum is σ = 2118195855360. Its totient is φ = 996840532800.

The previous prime is 1541539999999. The next prime is 1541540000029. The reversal of 1541540000001 is 1000000451451.

It is not a de Polignac number, because 1541540000001 - 2¹ = 1541539999999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1541540000501) 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, 4333816 + ... + 4676006.

It is an arithmetic number, because the mean of its divisors is an integer number (66193620480).

Almost surely, 2^{1541540000001} is an apocalyptic number.

It is an amenable number.

1541540000001 is a deficient number, since it is larger than the sum of its proper divisors (576655855359).

1541540000001 is a wasteful number, since it uses less digits than its factorization.

1541540000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342597.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 1541540000001 its reverse (1000000451451), we get a palindrome (2541540451452).

The spelling of 1541540000001 in words is "one trillion, five hundred forty-one billion, five hundred forty million, one", and thus it is an aban number.