6361437601 has 4 divisors (see below), whose sum is σ = 6363468612. Its totient is φ = 6359406592.

The previous prime is 6361437583. The next prime is 6361437611. The reversal of 6361437601 is 1067341636.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3663154576 + 2698283025 = 60524^2 + 51945^2 .

It is a cyclic number.

It is not a de Polignac number, because 6361437601 - 2⁷ = 6361437473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6361437611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010800 + ... + 1017073.

It is an arithmetic number, because the mean of its divisors is an integer number (1590867153).

Almost surely, 2^6361437601 is an apocalyptic number.

It is an amenable number.

6361437601 is a deficient number, since it is larger than the sum of its proper divisors (2031011).

6361437601 is a wasteful number, since it uses less digits than its factorization.

6361437601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031010.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 6361437601 is about 79758.6208569331. The cubic root of 6361437601 is about 1852.8990437703.

The spelling of 6361437601 in words is "six billion, three hundred sixty-one million, four hundred thirty-seven thousand, six hundred one".