10143056515541 has 4 divisors (see below), whose sum is σ = 10207661971212. Its totient is φ = 10078451059872.

The previous prime is 10143056515523. The next prime is 10143056515547. The reversal of 10143056515541 is 14551565034101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2287671375025 + 7855385140516 = 1512505^2 + 2802746^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10143056515541 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10143056515547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32302727600 + ... + 32302727913.

It is an arithmetic number, because the mean of its divisors is an integer number (2551915492803).

Almost surely, 2^{10143056515541} is an apocalyptic number.

It is an amenable number.

10143056515541 is a deficient number, since it is larger than the sum of its proper divisors (64605455671).

10143056515541 is an equidigital number, since it uses as much as digits as its factorization.

10143056515541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64605455670.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 10143056515541 in words is "ten trillion, one hundred forty-three billion, fifty-six million, five hundred fifteen thousand, five hundred forty-one".