35075412521621 has 16 divisors (see below), whose sum is σ = 36619876440000. Its totient is φ = 33564145380480.

The previous prime is 35075412521557. The next prime is 35075412521671. The reversal of 35075412521621 is 12612521457053.

It is a cyclic number.

It is not a de Polignac number, because 35075412521621 - 2⁶ = 35075412521557 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 (35075412521671) 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 15 ways as a sum of consecutive naturals, for example, 4792130 + ... + 9649628.

It is an arithmetic number, because the mean of its divisors is an integer number (2288742277500).

Almost surely, 2^{35075412521621} is an apocalyptic number.

It is an amenable number.

35075412521621 is a deficient number, since it is larger than the sum of its proper divisors (1544463918379).

35075412521621 is a wasteful number, since it uses less digits than its factorization.

35075412521621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860916.

The product of its (nonzero) digits is 504000, while the sum is 44.

Adding to 35075412521621 its reverse (12612521457053), we get a palindrome (47687933978674).

The spelling of 35075412521621 in words is "thirty-five trillion, seventy-five billion, four hundred twelve million, five hundred twenty-one thousand, six hundred twenty-one".