35990525721 has 16 divisors (see below), whose sum is σ = 48207112448. Its totient is φ = 23883897600.

The previous prime is 35990525717. The next prime is 35990525729. The reversal of 35990525721 is 12752509953.

It is not a de Polignac number, because 35990525721 - 2² = 35990525717 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35990525729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1921815 + ... + 1940451.

It is an arithmetic number, because the mean of its divisors is an integer number (3012944528).

Almost surely, 2^35990525721 is an apocalyptic number.

It is an amenable number.

35990525721 is a deficient number, since it is larger than the sum of its proper divisors (12216586727).

35990525721 is a wasteful number, since it uses less digits than its factorization.

35990525721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21552.

The product of its (nonzero) digits is 850500, while the sum is 48.

The spelling of 35990525721 in words is "thirty-five billion, nine hundred ninety million, five hundred twenty-five thousand, seven hundred twenty-one".