35143730561 has 4 divisors (see below), whose sum is σ = 35145048000. Its totient is φ = 35142413124.

The previous prime is 35143730549. The next prime is 35143730581. The reversal of 35143730561 is 16503734153.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 35143730561 - 2¹⁸ = 35143468417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35143730581) 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, 617861 + ... + 672338.

It is an arithmetic number, because the mean of its divisors is an integer number (8786262000).

Almost surely, 2^35143730561 is an apocalyptic number.

It is an amenable number.

35143730561 is a deficient number, since it is larger than the sum of its proper divisors (1317439).

35143730561 is a wasteful number, since it uses less digits than its factorization.

35143730561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317438.

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 35143730561 in words is "thirty-five billion, one hundred forty-three million, seven hundred thirty thousand, five hundred sixty-one".