35721330573 has 4 divisors (see below), whose sum is σ = 47628440768. Its totient is φ = 23814220380.

The previous prime is 35721330571. The next prime is 35721330581. The reversal of 35721330573 is 37503312753.

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 not a de Polignac number, because 35721330573 - 2¹ = 35721330571 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 (35721330571) 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, 5953555093 + ... + 5953555098.

It is an arithmetic number, because the mean of its divisors is an integer number (11907110192).

Almost surely, 2^35721330573 is an apocalyptic number.

It is an amenable number.

35721330573 is a deficient number, since it is larger than the sum of its proper divisors (11907110195).

35721330573 is a wasteful number, since it uses less digits than its factorization.

35721330573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11907110194.

The product of its (nonzero) digits is 198450, while the sum is 39.

The spelling of 35721330573 in words is "thirty-five billion, seven hundred twenty-one million, three hundred thirty thousand, five hundred seventy-three".