35674544621 has 2 divisors, whose sum is σ = 35674544622. Its totient is φ = 35674544620.

The previous prime is 35674544617. The next prime is 35674544663. The reversal of 35674544621 is 12644547653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30838872100 + 4835672521 = 175610^2 + 69539^2 .

It is a cyclic number.

It is not a de Polignac number, because 35674544621 - 2² = 35674544617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35674544821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17837272310 + 17837272311.

It is an arithmetic number, because the mean of its divisors is an integer number (17837272311).

Almost surely, 2^35674544621 is an apocalyptic number.

It is an amenable number.

35674544621 is a deficient number, since it is larger than the sum of its proper divisors (1).

35674544621 is an equidigital number, since it uses as much as digits as its factorization.

35674544621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 47.

The spelling of 35674544621 in words is "thirty-five billion, six hundred seventy-four million, five hundred forty-four thousand, six hundred twenty-one".