35431245021 has 8 divisors (see below), whose sum is σ = 48133012320. Its totient is φ = 23175153872.

The previous prime is 35431245007. The next prime is 35431245023. The reversal of 35431245021 is 12054213453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 35431245021 - 2¹³ = 35431236829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35431245021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35431245023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111418851 + ... + 111419168.

It is an arithmetic number, because the mean of its divisors is an integer number (6016626540).

Almost surely, 2^35431245021 is an apocalyptic number.

It is an amenable number.

35431245021 is a deficient number, since it is larger than the sum of its proper divisors (12701767299).

35431245021 is a wasteful number, since it uses less digits than its factorization.

35431245021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222838075.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 35431245021 its reverse (12054213453), we get a palindrome (47485458474).

The spelling of 35431245021 in words is "thirty-five billion, four hundred thirty-one million, two hundred forty-five thousand, twenty-one".