35453438485921 has 4 divisors (see below), whose sum is σ = 35453789760532. Its totient is φ = 35453087211312.

The previous prime is 35453438485903. The next prime is 35453438485939. The reversal of 35453438485921 is 12958483435453.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (35453438485903) and next prime (35453438485939).

It can be written as a sum of positive squares in 2 ways, for example, as 33313259671696 + 2140178814225 = 5771764^2 + 1462935^2 .

It is a cyclic number.

It is not a de Polignac number, because 35453438485921 - 2¹⁷ = 35453438354849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35453438485321) 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, 175485870 + ... + 175687783.

It is an arithmetic number, because the mean of its divisors is an integer number (8863447440133).

Almost surely, 2^{35453438485921} is an apocalyptic number.

It is an amenable number.

35453438485921 is a deficient number, since it is larger than the sum of its proper divisors (351274611).

35453438485921 is a wasteful number, since it uses less digits than its factorization.

35453438485921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351274610.

The product of its digits is 248832000, while the sum is 64.

The spelling of 35453438485921 in words is "thirty-five trillion, four hundred fifty-three billion, four hundred thirty-eight million, four hundred eighty-five thousand, nine hundred twenty-one".