7445401606 has 4 divisors (see below), whose sum is σ = 11168102412. Its totient is φ = 3722700802.

The previous prime is 7445401597. The next prime is 7445401609. The reversal of 7445401606 is 6061045447.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7445401609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861350400 + ... + 1861350403.

It is an arithmetic number, because the mean of its divisors is an integer number (2792025603).

Almost surely, 2^7445401606 is an apocalyptic number.

7445401606 is a deficient number, since it is larger than the sum of its proper divisors (3722700806).

7445401606 is a wasteful number, since it uses less digits than its factorization.

7445401606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722700805.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 7445401606 is about 86286.7406152301. The cubic root of 7445401606 is about 1952.6723479702.

The spelling of 7445401606 in words is "seven billion, four hundred forty-five million, four hundred one thousand, six hundred six".